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8 Spectrum Analysis Mode

Narda

SRM-3006

105

8

Spectrum Analysis Mode

This chapter describes the

Spectrum Analysis

operating mode. Following

a short introduction on the use of this operating mode, this chapter contains
an overview of the basic settings and information about evaluating the
results.

About Spectrum Analysis mode (page 106)

Basic settings (page 106)

Evaluating the measurement data (Evaluation) (page 109)

The Marker function (Marker) (page 114)

The Zoom function (Zoom) (page 114)

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Summary of Contents for SRM-3006

Page 1: ...SRM 3006 Selective Radiation Meter Operating Manual ...

Page 2: ...t Solutions GmbH Sandwiesenstraße 7 72793 Pfullingen Germany 2010 Order no 3006 98 21 Issue 03 04 2010 A Previous issues 02 11 2009 A Subject to change Our normal terms of warranty and delivery apply Printed in Germany ...

Page 3: ...anguage 10 1 5 2 Symbols and characters used 10 2 Important Safety Instructions 13 2 1 Using this operating manual 14 2 2 Before connecting up 14 2 3 Proper use 14 2 4 Improper use 15 2 5 General hazards 15 2 6 Dangers due to electromagnetic fields 16 2 7 AC adapter charger 18 2 8 Rechargeable batteries 19 2 8 1 Storage 19 2 8 2 Handling 20 2 8 3 Fire hazards 20 2 8 4 Chemical hazards 21 2 8 5 Cha...

Page 4: ... 3 3 1 Operation from battery pack 28 3 3 2 Handling battery packs 29 3 3 3 Operation from AC adapter charger 30 3 4 Fitting the antenna 30 3 4 1 Fitting a Narda antenna directly on the Basic Unit 30 3 4 2 Connecting a Narda antenna to the Basic Unit using a Narda cable 31 3 4 3 Using commercially available cables and antennas 33 3 4 4 Fitting a Narda antenna on a tripod 33 4 Operation and Basic S...

Page 5: ...device information 58 5 2 4 Displaying GPS information 59 5 2 5 Resetting all device settings 59 5 2 6 Performing device diagnosis 60 5 2 7 Displaying and selecting the available antennas 61 5 2 8 Displaying and selecting the available cables 61 5 2 9 Displaying and selecting the safety standards 62 5 2 10 Displaying and creating service tables 62 5 3 The memory menu 64 5 4 Using measurement routi...

Page 6: ... Average 76 6 4 2 Reset measurement values 77 6 5 The Marker function 77 6 5 1 Using the markers separately 78 6 5 2 Using both markers to determine a difference 80 6 5 3 Displaying the marker data on the measurement screen 82 6 5 4 Zooming to marker 83 6 6 Selecting an axis mode 84 6 6 1 Measurement using a three axis antenna 85 6 6 2 Measurement using a single axis antenna 86 6 7 Adjusting the Y...

Page 7: ...e display 101 7 4 Using the Bar Graph view 103 7 4 1 Adjusting the Y axis Y Scale 103 7 4 2 Changing the displayed units Unit 103 7 4 3 The Marker function 104 7 5 Selecting an axis mode 104 8 Spectrum Analysis Mode 105 8 1 About Spectrum Analysis mode 106 8 2 Basic settings 106 8 2 1 Changing the frequency range 107 8 2 2 Setting the resolution bandwidth RBW 108 8 2 3 Setting the video bandwidth ...

Page 8: ...mode Axis 122 9 5 Using noise suppression Noise Thresh 122 10 Scope Mode 123 10 1 About Scope mode 124 10 2 Display overview 124 10 3 Setting the measurement parameters 125 10 3 1 Limits of values that can be set 126 10 3 2 Example 1 GSM 127 10 3 3 Example 2 DECT telephone 127 10 3 4 Example 3 WLAN 128 10 3 5 Example 4 Remote automobile key ISM band 130 10 4 Using the trigger function 131 10 5 Eva...

Page 9: ...easurement 142 11 6 Using noise suppression Noise Thresh 142 12 Spatial Averaging 143 12 1 About the Spatial Averaging function 144 12 2 Description of averaging functions 145 12 2 1 Continuous 146 12 2 2 Discrete 147 12 2 3 Discrete Axis 148 12 3 Spatial Averaging Continuous 149 12 4 Spatial Averaging Discrete 151 12 5 Spatial Averaging Discrete Axis 153 13 Measurement Data Memory 157 13 1 About ...

Page 10: ...ting deactivating remote control 177 16 3 1 Solving problems 177 16 4 Syntax rules for remote control commands 177 16 4 1 Commands to the SRM 3006 177 16 4 2 SRM 3006 responses 178 16 4 3 Example of a command sequence 179 17 Specifications 181 17 1 SRM 3006 182 17 1 1 RF features 182 17 1 2 Modes 184 17 1 3 Measurement functions 188 17 1 4 General specifications 190 17 2 Three axis E field antenna...

Page 11: ...cifications 200 17 6 Single axis E field antenna 3531 04 201 17 6 1 Characteristics 201 17 6 2 Uncertainty 201 17 6 3 General specifications 201 17 7 Single axis H field antenna 3551 02 203 17 7 1 Characteristics 203 17 7 2 Uncertainty 203 17 7 3 General specifications 203 17 8 Declaration of Conformity 205 18 Annex A 207 18 1 Pendulum method 208 18 2 Matrix method precision measurement 210 19 Ord...

Page 12: ...Contents X SRM 3006 Narda ...

Page 13: ...on measuring electromagnetic fields on using the SRM 3006 and on how this manual is laid out 1 1 About this device page 2 1 2 SRM 3006 as a field strength meter page 4 1 3 SRM 3006 as a laboratory device page 8 1 4 PC software page 9 1 5 About this operating manual page 10 ...

Page 14: ...s individual channels and the contribution made by each channel to the overall field emission measured using the SRM 3006 In the same way the value can be integrated over the frequency band of the service and the total value displayed again as an absolute value or in terms of the relevant limit value The SRM 3006 naturally also includes all the typical functions of a spectrum analyzer and as such ...

Page 15: ...1 Introduction Narda SRM 3006 3 Figure 1 SRM 3006 in on site use ...

Page 16: ...d it may be useful or even necessary not to mount the antenna directly on the Basic Unit but to place it some distance away and use a cable to connect it A 1 5 m long cable is included in all SRM 3006 field strength measuring system sets including antenna that are offered by Narda Safety Test Solutions A 5 m long cable is available for special applications see Ordering Information on page 213 The ...

Page 17: ...or when wearing gloves Fast hassle free rechargeable battery replacement for longer on site operating times 1 2 2 Antennas The standard contents of a SRM 3006 set usually include a three axis antenna This three axis antenna allows quick and simple isotropic measurements with automatic determination of the three spatial components of the field to be measured It too has been designed for use outdoor...

Page 18: ... type Frequency range typical values Remarks Three Axis E field 420 MHz 6 GHz For rapid non directional measurements in the frequency range of the latest generation of wireless technologies and mobile phones Three Axis E field 27 MHz 3 GHz Universal solution for rapid non directional measurements Single Axis E field 27 MHz 3 GHz For precision measurements in the frequency range most used by commun...

Page 19: ...s to the Basic Unit so that the SRM 3006 can recognize and use this data This cable also allows the SRM 3006 to control successive measurement of each of the three axes to determine the isotropic result or selection of a single axis to determine directional information Commercially available cables can also be used for the connection between the Basic Unit and the antenna However three axis antenn...

Page 20: ...ory conditions Figure 2 SRM 3006 in laboratory use The SRM 3006 can be integrated into the required measurement environment directly via the N connector or by means of a cable The test generator signals can be fed directly into the basic unit via the N connector The SRM 3006 set includes a 1 5 m long cable A 5 m long cable can be ordered as an optional accessory see Ordering Information on page 21...

Page 21: ...w and very wide RBWs In addition to the above the SRM 3006 has the following functions among others The field strength of pulsed signals can be determined rapidly in Level Recorder mode Signals can be analyzed in real time or monitored over a long period of up to 24 hours in Scope mode Spatial averaging and normal averaging provide important information for standard compliant measurements e g for ...

Page 22: ...ecial meanings or important points in the text Symbols and terms used in warnings The following warnings symbols and terms are used in this document in compliance with the American National Standard ANSI Z535 6 2006 This general danger symbol in conjunction with the terms CAUTION WARNING or DANGER warns of the risk of severe injury Follow all subsequent instructions to avoid injury or death NOTICE...

Page 23: ... Indicates a single action Example Switch the device on 1 2 3 Sequence of actions Indicates a sequence of actions that must be performed in the order given ª Result Indicates the result of an action Example ª The device starts a self test Bold text Control element or menu name Indicates device control elements and menu names Example Press the OK key Gray text Orientation You will find a line of gr...

Page 24: ...1 Introduction 12 SRM 3006 Narda ...

Page 25: ...rating manual 2 1 Using this operating manual page 14 2 2 Before connecting up page 14 2 3 Proper use page 14 2 4 Improper use page 15 2 5 General hazards page 15 2 6 Dangers due to electromagnetic fields page 16 2 7 AC adapter charger page 18 2 8 Rechargeable batteries page 19 2 9 Faults and unusual stresses page 22 2 10 Proper disposal page 22 ...

Page 26: ...at the following instructions be followed to ensure that this condition is maintained and that operation of the device is without danger 2 3 Proper use The device may only be used under the conditions and for the purpose for which it was constructed The SRM 3006 is designed for measuring and evaluating electromagnetic fields Only use the device under the conditions and for the purpose for which it...

Page 27: ...g device Always carefully observe the actual measurement value display when approaching unknown fields In case of doubt use an additional warning device such as RadMan XT or Nardalert XT from Narda Safety Test Solutions 2 5 General hazards CAUTION Hot connector sockets The connecting sockets can get very warm if the instrument is used for long periods This is normal Please be careful when touching...

Page 28: ... Always carefully observe the actual measurement value display when approaching unknown fields In case of doubt use an additional wideband warning device such as RadMan XT or Nardalert XT from Narda Safety Test Solutions WARNING Misinterpretation of results when using single axis antennas When a single axis antenna is used only the field components that are parallel to the antenna axis will be det...

Page 29: ...unauthorized repairs can impair the accuracy and function of the device Only use the device under the conditions and for the purpose for which it was constructed Regularly check the device for signs of damage Only allow qualified persons to make repairs Metallic stickers in the yellow sensor area of the antenna can lead to measurement errors specifically to an underestimation of the electromagneti...

Page 30: ...troyed by an incorrect AC line voltage condensation temperatures that are too high or too low and insufficient ventilation Make sure that the AC line voltage is the same as the operating voltage of the AC adapter charger before you connect it up Do not use the AC adapter charger if condensation has formed on it If condensation is unavoidable e g when the AC adapter charger is cold and is brought i...

Page 31: ... the storage conditions are within the following limits Temperature 20 C to 45 C Air humidity 0 to 80 Check regularly to ensure that the storage temperature and humidity are within the prescribed limits Do not leave discharged batteries in the instrument for an extended period of time Do not store the batteries for more than 6 months without recharging them in the meantime Do not store the batteri...

Page 32: ...ck may catch fire if it is not used correctly This may result in injury and will damage the battery pack Do not expose the batteries to high temperatures for an extended period of time If the anode or cathode of the battery comes into contact with another metal heat may be generated and the electrolyte may leak The electrolyte is flammable The battery must be removed immediately from proximity to ...

Page 33: ...ntact with your skin If this happens wash the affected area thoroughly with soap and water Your eyes may also be irritated if this happens wash your eyes thoroughly with water and seek medical attention Mop up any leaked electrolyte using some absorbent material taking care that you protect your skin and eyes from contact with the electrolyte and that you do not breathe it in CAUTION Incorrect cha...

Page 34: ...he device is visibly damaged The device does not work any more The permitted limits have been exceeded due to excessive stresses in any form Contact your local Sales Partner for assistance in such cases 2 10 Proper disposal The SRM 3006 is a high quality device that can be expected to function for a long time Nevertheless at some point even this device will come to the end of its useful life Be aw...

Page 35: ...g to Use the Device This chapter describes field and laboratory use of the SRM 3006 as well as the general concept of the device 3 1 Unpacking the device page 24 3 2 Device overview page 25 3 3 Power supply page 27 3 4 Fitting the antenna page 30 ...

Page 36: ...ng damage After unpacking check the device and all accessories for any damage that may have occurred during shipping Damage may have occurred if the packaging itself has been clearly damaged Do not attempt to use a device that has been damaged 3 1 4 Recovery after shipping and storage Condensation can form on a device that has been stored or shipped at a low temperature when it is brought into a w...

Page 37: ...selection changing settings 4 Microphone For recording voice comments 5 Keypad and rotary control Navigation changing settings entering values confirming or cancelling entries 6 Status display LED green device is ready for use LED red device is initializing or device error 7 Charging indicator LED red Battery is charging LED green Charging cycle finished or AC adapter charger still connected to de...

Page 38: ...mpartment No Element Function Description 1 Multi pin connector 12 pole socket for connecting the control cable for automatic recognition of antenna and cable when using a Narda antenna or Narda cable 2 N connector Antenna connecting socket 1 2 No Element Function Description 1 Battery compartment with lid and fixing screw Holds the rechargeable batteries 1 ...

Page 39: ...ossible to use the AC adapter charger supplied with the device as a power source No Element Function Description 1 Earphone socket For connecting an earphone for listening to saved voice comments 2 Optical connector For connecting optical cables for on site device communications 3 USB Mini B type For connection to a computer PC 4 Charging socket For connecting to an external AC adapter charger nom...

Page 40: ...ck A complete recharge takes about 4 5 hours You must use the AC adapter charger provided or the optionally available charging tray to recharge the battery pack Starting the charge cycle The AC line voltage must be the same as the operating voltage of the AC adapter charger 1 Connect the AC adapter charger to the charge socket of the SRM 3006 2 Connect the AC adapter charger to the AC line ª The c...

Page 41: ...attery packs for longer than six months without recharging them in the meantime Replacing the battery pack 1 Undo the fixing screw 1 in the lid of the battery compartment 2 Pull out the battery pack using the tab 2 3 Hold the tab on the new battery pack and slide the battery pack into the compartment 4 Replace the lid of the battery compartment and do up the fixing screw finger tight Note If the o...

Page 42: ...tical position 2 Place the N connector of the antenna on to the N connector of the Basic Unit 3 Screw the coupling nut of the antenna N connector slowly on to the Basic Unit N connector taking care not to cross thread it Note If the coupling nut does not turn easily reposition it and start again Approximately 4 full turns are needed to fully tighten the connection 4 Place the control cable plug of...

Page 43: ...Connecting a Narda antenna to the Basic Unit using a Narda cable The connection is made in two stages 1 Connecting the Narda cable to the SRM 3006 page 32 2 Connecting the Narda cable to the Narda antenna page 32 Figure 3 Connecting the SRM 3006 to an antenna using a cable ...

Page 44: ...type that is connected This information is shown in the display in the general device configuration section while the device is switched on Connecting the Narda cable to the Narda antenna The SRM 3006 is switched off 1 Place the N connector of the cable on to the N connector of the antenna 2 Screw the coupling nut of the cable N connector slowly on to the antenna N connector taking care not to cro...

Page 45: ...ata must first be entered in the PC software after which they can be uploaded to the SRM 3006 To enter the data 1 Enter the data from the calibration report for the third party components into the PC software refer to the PC software online help for details 2 Save the created configuration on the PC 3 Upload the configuration data to the SRM 3006 4 Select the cable and or antenna on the SRM 3006 3...

Page 46: ...page 31 Figure 4 Antenna attached to the antenna holder for three axis isotropic antennas 3501 90 02 assembled horizontally left and vertically right Antenna holder for single axis and three axis antennas This antenna holder aligns the antenna in precisely defined positions This covers two applications Single axis antennas can be simply rotated into three mutually perpendicular orthogonal position...

Page 47: ...and Starting to Use the Device Narda SRM 3006 35 Assembly Figure 5 Single axis E field antenna top and single axis H field antenna bottom fitted on the antenna holder for single axis and three axis antennas 3501 90 01 ...

Page 48: ... page 37 4 Do up the Velcro strips 5 Turn the antenna to the desired position marked on the antenna holder and do up the screw to fix it in position 6 Connect the antenna and the Basic Unit together using a cable see Connecting a Narda antenna to the Basic Unit using a Narda cable on page 31 NOTICE Damage caused by spacing screws The black coating can be damaged by the spacing screws When removing...

Page 49: ...3 Connecting Up and Starting to Use the Device Narda SRM 3006 37 Figure 6 Cable and N connector in guideway ...

Page 50: ...3 Connecting Up and Starting to Use the Device 38 SRM 3006 Narda ...

Page 51: ... 3006 39 4 Operation and Basic Settings This chapter describes the controls and connectors on the device 4 1 Controls page 40 4 2 Switching the device on and off page 41 4 3 LCD screen elements page 42 4 4 Fundamental operating steps page 46 ...

Page 52: ...tions and values Moves to the left or right in entry boxes Confirms changes in settings Cancels the current operating step changes in values are not made Returns to the next higher menu level Opens the main menu for selecting operating modes and changing system and device settings Freezes the display the measurement continues Press again to update the display to show the actual values again Saves ...

Page 53: ...ld down the ON OFF key for a few seconds ª The device switches on You can terminate the switch on process by pressing the Quit softkey The device performs a self test during the boot up process The results are displayed on the screen The screen displayed after switch on depends on the setting of the Power on function For more information about this see Changing the switch on behavior on page 68 Sw...

Page 54: ...he selected function 3 Display area Graphical or numerical display of measurement values 4 Info bar Shows menu path to the current function Shows text entered by the user for measurement routines entry from PC only Indication of corrected parameters 5 Lower status bar Indicates settings and process analysis displays error messages 6 Horizontal softkeys Displayed functions are context sensitive 7 V...

Page 55: ...ged Battery almost discharged Batt flashes Battery discharged device powers down immediately and switches off Date time Indicates the date and time GPS GPS receiver status and coordinates DGPS reception Coordinates GPS reception coordinates are displayed No GPS reception Ant Antenna used displayed only if the type is automatically recognized or has been entered manually Cable Cable used displayed ...

Page 56: ...ements Element Description MR Measurement range RBW Resolution bandwidth Others Field strengths outside the selected services Sweep Time Duration of each measurement cycle Progress Measurement progress checks the progress of processor intensive measurements until the first results are displayed on the screen No of Runs Number of measurements made since the measurement was last started AVG Number o...

Page 57: ...rs you can deactivate all of them to maximize the area of the screen that is available to display the measurement values To change the screen arrangement You have selected an operating mode 1 Press the Display softkey 2 Press the Screen Arrangement softkey 3 Use the rotary control and softkeys to select the settings you want and then press the OK key to implement the changes Symbol Meaning Pressin...

Page 58: ...ctions of the SRM 3006 are arranged in hierarchical menu levels The diagram below see Figure 10 on page 46 shows this arrangement using the main menu and some of the functions in Safety Eval Safety Evaluation mode as examples To navigate in the menus To move down one level Press the appropriate Softkey To move up one level Press the ESC key To return to the measurement or the main menu Press the M...

Page 59: ... Simple list You can only select a single item from a simple list This is demonstrated by the selection of a measurement range Meas Range in the example below Figure 11 Example of a simple list Select Meas Range To select an item 1 Use the rotary control to highlight the desired item 2 Press the OK key to confirm your selection ª The new value is set ...

Page 60: ...ary control to highlight the desired item 2 Press the Select Deselect key to select or deselect the item ª The selection box shows the actual status 3 Press the OK key to return to the measurement display To select or deselect several items at the same time Use the following softkeys to select or deselect all the items or a group of items in a list Note The softkeys that are actually available dep...

Page 61: ...ighted section is now selected 4 4 3 Changing numerical values You can change numerical values using the rotary control or by using the keys Note If you use the rotary control to change a numerical value you cannot then use the keys to change the value or vice versa in the same setting step To change from one control to the other you must first exit the Select menu and then open it again To change...

Page 62: ... select a line directly using the and softkeys ª The selected character is marked by a circle 2 Press the Select Character to enter the character 3 Press the OK key when you have finished entering the characters you want There are some further functions that you can use to enter text Softkey Function Space Enters a space Backspace Deletes the last character entered Delete All Deletes all character...

Page 63: ...NG format from the device using the SRM 3006 PC software applications SRM 3006 Tools To create a screenshot 1 Press the Display softkey 2 Press the Save Screenshot softkey A black marked right lower corner indicates a toggle function The displayed function is the one that can be selected In this example Others On pressing the softkey will set Other to Off ...

Page 64: ...4 Operation and Basic Settings 52 SRM 3006 Narda ...

Page 65: ...o the components connected to it Furthermore you will find here how to use the memory to run measurement routines and to use setups 5 1 Overview of functions and operating modes page 54 5 2 Display and editing device and component settings page 55 5 3 The memory menu page 64 5 4 Using measurement routines page 65 5 5 Saving and loading setups page 66 ...

Page 66: ... management Measurement routines Setups Rapid overview of field situation graphical or as a table Overall distribution Details of field situation graphical or as a table Peak values table Wideband values integrated channel power measurement Safety Evaluation Spectrum Analysis Rapid level measurement also suitable for pulsed signals Demodulation Real time Long term measurement Level Recorder UMTS S...

Page 67: ...ol All other settings e g antennas cables etc can be reached by means of the softkeys on the right side This menu allows you to perform the following actions Changing the language date and time page 56 Editing device specific settings page 57 Displaying device information page 58 Displaying GPS information page 59 Resetting all device settings page 59 Performing device diagnosis page 60 Displaying...

Page 68: ...he change or press ESC to cancel the changes Use the arrow keys to move the cursor by one digit 3 Press ESC to return to the Main menu Table 5 Descriptions of Device Settings Item Description and available options Language User interface language Date Format Date format yy mm dd year month day yy mm dd year month day mm dd yy day month year dd mm yy day month year Date Date Time Format Time format...

Page 69: ... used for remote control Optical USB Playback Level Earphone playback volume control In steps from 1 to 100 Brightness LCD screen brightness In steps from 1 to 100 Power Save Backlight switches off after Power save mode backlight switches off automatically In steps from 1 min to 30 min On permanently MR Search on Setup Recall Search for measurement range when a setup is recalled On Off MR Search T...

Page 70: ...f Device Info list Information Description Device Model Device model name Production ID Production number Serial Number Device serial number ID Number Unique device identification number Firmware Version Device software version Firmware Date Device software date Calibration Date Date of last calibration Next Recommended Calibration Date recommended for next calibration UMTS C CPICH Demodulation UM...

Page 71: ...eset Settings Press the Reset Settings softkey ª The device settings shown in the window are all reset to their factory default settings Table 9 Description of Cable Info list Information Description Long Name Cable description Serial Number Cable serial number Calibration Date Date of last calibration Table 10 Description of GPS Info list Information Description Satellites in Use Number of satell...

Page 72: ...nd the test immediately To display the device diagnostics Press the Device Diag softkey ª A list of some basic data is displayed Note The displayed data is intended primarily for servicing purposes Table 11 Description of Device Diagnostics list Information Description Mainboard Temperature Temperature of main circuit board RFboard Temperature Temperature of RF circuit board Battery Voltage Actual...

Page 73: ...ess the Cable softkey ª The available cables are listed with their characteristic data You can still select a different cable even if the cable connected is detected automatically This manual selection allows for the use of an attenuator for example To select a cable Use the rotary control to select an item and press OK to confirm the selection Table 12 Description of Antennas list Item Descriptio...

Page 74: ...e service tables are listed Note Some service table items may not be available for selection because of the antenna that is being used To select a service table Use the rotary control to select an item and press OK to confirm the selection Table 14 Description of Safety Standards list Item Description Short Name Short name for the standard shown on the screen Long Name Full name of the standard sh...

Page 75: ...ed You cannot enter individual services manually or change the service names It is much more convenient to use the SRM 3006 Tools PC software to create service tables You can then upload these service tables to the SRM 3006 To create a new service table 1 Press the Create softkey and enter the desired values 2 Press the Save Table softkey when you have entered all the values 3 Enter a name for the...

Page 76: ...all these functions in chapter 13 Measurement Data Memory on page 157 Example GSM 900 Downlink 935 2 960 MHz Channel number 1 124 Channel width 200 kHz without gap all channels have the same width Table 17 Description of Create Service Table list Item Description Entries for the example GSM 900P First Service Start Frequency Starting frequency for the service 935 3 center frequency of 935 2 935 4 ...

Page 77: ...oftware on a PC These routines must then be uploaded to the device You can only display and start the measurement routines on the device itself 5 4 1 Displaying measurement routines Main Menu Measurement Routines View Routine Press the View Routine softkey ª A list of the setups contained in the routine and the sequence criteria is displayed Table 18 Description of Measurement Routine list Item De...

Page 78: ...u cannot delete setups on the device itself 5 5 1 Saving settings as a setup Main Menu Setups Save Setup 1 Make the desired settings on the device 2 Switch to the Main Menu Setups menu and press the Save Setup softkey ª The entry box opens Note You can also save a setup directly from an operating mode This function is found in the Display menu of the operating mode 3 Enter a suitable name and pres...

Page 79: ...e resorted according to the selected criterion Overwriting a setup Main Menu Setups Overwrite Setup 1 Use the rotary control to highlight the setup to be overwritten and press the Overwrite Setup softkey 2 Confirm the action by pressing OK You can cancel the action by pressing ESC ª The settings in the existing setup will be overwritten with the actual device settings 5 5 4 Deleting setups You can...

Page 80: ...menu as the Power on Setup will be used To start up using the settings last used Press the Power on softkey until Last Settings is shown toggle function ª The settings in use at the time the device was last switched off will be used when it is next switched on To start up using a selected setup 1 Press the Power on softkey until Power On Setup is shown toggle function 2 Use the rotary control to h...

Page 81: ...Overview of functions common to more than one operating mode page 70 6 2 Setting the resolution bandwidth RBW page 71 6 3 Setting the measurement range Meas Range page 72 6 4 Selecting the result type Result Type page 75 6 5 The Marker function page 77 6 6 Selecting an axis mode page 84 6 7 Adjusting the Y axis page 88 6 8 Changing the displayed units page 89 6 9 Noise suppression Noise Thresh pag...

Page 82: ...other operating modes although the display on the screen may not be the same as the screenshot used in this manual Table 19 Functions and operating modes Function Safety Evaluation Spectrum Level Recorder UMTS Scope Resolution bandwidth RBW Video bandwidth VBW x x x 1 x Meas Range x x x x x Result type x x x x x 2 Marker x 3 x x Axis x x x x x Y Scale x3 x x x Unit x x x x x Noise Thresh x x x Spa...

Page 83: ...the desired value and press the OK key ª The selected value is applied 6 2 1 Setting the video bandwidth VBW Spectrum Analysis RBW VBW Level Recorder RBW VBW Scope RBW VBW Noisy signals can be smoothed by selecting a suitable video bandwidth There are two possible ways to make the setting Off The SRM 3006 will automatically select the correct VBW value Manual selection Background information The R...

Page 84: ...ge To set the measurement range Press the Meas Range softkey You can now select the measurement range as follows Manual measurement range selection Automatic measurement range search MR Search Background information The sensitivity of the system depends on the input attenuator setting This setting is determined by the Measurement Range MR parameter High measurement sensitivity avoids falsification...

Page 85: ...The Set Meas Range selection box opens when you press the Meas Range softkey It displays a list of possible input sensitivities Figure 16 Set Measurement Range selection box 2 Use the rotary control to select the desired input sensitivity 3 Press the OK key ª The input sensitivity is set Note The selected measurement range applies to all operating modes and does not have to be set again if you cha...

Page 86: ...tically and reverts to normal measurement mode Note Press the ESC key if you want to cancel the process MR Search Type The SRM 3006 provides two types of measurement range search which can be selected using the MR Search Type softkey toggle function Normal This type is suitable for all largely static signals Conserv This type allows for a higher overload reserve It is better to set the measurement...

Page 87: ...l be used Information about the Standard Std result type The Standard Std result type is only displayed when an antenna has been selected or a Narda antenna is used If you set the units to Standard Std will be set to 100 Std corresponds to the unweighted limit value curve when field strength units are used If this value is way above the measured values it is possible that the limit value curve may...

Page 88: ...easurements and then press the OK key ª The measurements start The AVG line shows the selected number of measurement values and a bar graph next to this shows the progress towards the formation of the first average value Taking the average over a period of time Result type Average is selected the actions described below can nevertheless be carried out even if this result type is not selected 1 Pre...

Page 89: ...Automatic location of the highest peak value Automatic location of the next peak values Note The markers allow access to all measured values e g to every spectral line measured The spacing between two measured values two spectral lines is approximately half the currently selected resolution bandwidth Tip Turning the rotary control slowly causes the marker to jump in small frequency steps Turning t...

Page 90: ...r A is active Service Selected service Freq Frequency at the marker position Max Pk Selected result type and measured value 3 Graphical display of the marker position for result type Max in the example 4 Marker functions for peak value selection see Table 21 on page 79 5 Zoom function Sets the marker to the center frequency and enlarges the display around the marker reduces the span 6 Active marke...

Page 91: ... type with the rotary control and then pressing the OK key You can now use the available functions separately for markers A and B Note An algorithm that covers all the measurement values contained in the spectrum is used for the Peak markers Table 21 Marker functions for selecting peak values Selection Function Rotary control Moves the marker to the desired position manually Highest Peak softkey P...

Page 92: ...e marker positions frequency difference fB fA Max Pk Selected result types and measured values ratio of measured values B A 3 Graphical display of the marker positions for result types Act and Max in the example 4 Marker functions for peak value selection see Table 21 on page 79 5 Zoom function Sets the marker to the center frequency and enlarges the display around the marker reduces the span See ...

Page 93: ...ion either manually or using the Peak functions 5 Press the Active Marker softkey until Marker A is shown this means that Marker B is selected toggle function 6 Select a result type for Marker B The difference determined depends on the result types selected for Marker A and Marker B Same result type for Marker A and Marker B The difference between the measured values of one result type at two diff...

Page 94: ... to the active marker are displayed in the upper status bar instead of the GPS data Figure 19 Display of marker data in the upper status bar To activate the display function The Marker menu is active 1 Press the Keep Marker A or Keep Marker B softkey until On is shown If you select the other marker the Keep Marker softkey changes to reflect the choice of the new marker 2 Press the ESC key to retur...

Page 95: ...lay and the frequency limits are adjusted to suit To zoom to the marker 1 Set the marker to the desired position 2 Press the Zoom to Marker softkey ª The display is adjusted accordingly 3 Press Zoom to Marker again to further enlarge the display To reset the display to the full frequency range 1 Exit from the Marker menu 2 Press the Set Freq softkey until Fmin Fmax is displayed 3 Press the Fspan s...

Page 96: ...mode 1 Press the Axis softkey ª The selection window opens X Axis Y Axis Z Axis Axes for a single axis antenna Automatic Isotropic Automatic isotropic measurement default for isotropic antennas Manual Isotropic Measurement of each axis separately with an isotropic antenna 2 Select the item you require see descriptions below and confirm by pressing OK The following constellations are possible with ...

Page 97: ...a three axis antenna is used You can measure each axis separately from the Axis menu for those applications where additional information about the spatial components of the field is required The measurement is only useful if the orientation of the sensors relative to the field is known A tripod with a special antenna holder can be used for Narda antennas see Fitting a Narda antenna on a tripod on ...

Page 98: ...ropic softkey to display the measurement result To make another measurement Press the Start X Axis softkey and proceed as described above To change the settings 1 Press the Change Settings softkey and then change the settings 2 Press the Back to Axis softkey highlighted in yellow to return to measurement mode To finish manual isotropic measurement Press the Axis softkey and select Automatic Isotro...

Page 99: ...nt with a single axis antenna A single axis or standard antenna is connected directly or by a cable to the SRM 3006 1 Select the Manual Isotropic function from the Axis menu 2 Position the antenna in the direction of the X axis and press the Start X Axis softkey When the measurement has finished press the Stop X Axis softkey 3 Follow the same procedure for the Y axis and the Z axis 4 Press the Sho...

Page 100: ...anually You can change the scaling as well as the reference point of the Y axis Changes you make are applied immediately To change the Y axis scaling 1 Press the Y Scale Range softkey 2 Use the rotary control to highlight the desired value ª The change is applied to the display immediately 3 Press the OK key or the ESC key To change the Y axis reference point 1 Press the Y Scale Ref softkey 2 Use ...

Page 101: ... 1 mV dBµV Voltage level referred to 1 µV Table 25 Units that can be selected with antenna Units Measured quantity Description V m Electric field strength Converted using the characteristic impedance of a vacuum Z0 377 Ω unless measured directly A m Magnetic field strength dBV m Electric field strength Expressed as a logarithmic value referred to 1 V m dBmV m Electric field strength Expressed as a...

Page 102: ...ls It is easy to see when a signal is swamped by the intrinsic noise when performing spectrum analysis with a graphical display of the spectrum To enable this distinction to be made in other operating modes it is possible to set a threshold For any results below this threshold the instrument will not display the measured value but indicates the threshold value and the character You can select thre...

Page 103: ...order Result Type Spatial AVG Due to the scope of the Spatial Averaging function it is handled separately in Chapter 12 Spatial Averaging starting on page 143 6 11 Changing operating mode and keeping the same parameters You can switch directly from one operating mode to another without opening the main menu Certain measurement parameters are kept the same when you do this depending on the target o...

Page 104: ...tcuts You can access several of the main menu functions directly from an operating mode The functions and corresponding softkeys are described in the sections below 6 12 1 Selecting a service table or a service Note Only a service table can be selected in Safety Evaluation mode Press the Extras softkey then press the Select Service Table or Select Service softkey ª You can now select a service tab...

Page 105: ...ction on the use of this operating mode this chapter contains an overview of the different display modes and information about the basic setting functions 7 1 About Safety Evaluation mode page 94 7 2 Basic settings page 96 7 3 Using the Table view page 99 7 4 Using the Bar Graph view page 103 7 5 Selecting an axis mode page 104 ...

Page 106: ...rpose This has been specifically developed for assessing the field strength exposure level in a multi frequency environment It delivers an overview of the exposure level values for selected frequency bands or services in terms of field strength units or in of a selected human safety standard This means that information regarding compliance with defined limit values is available directly at the sit...

Page 107: ...ically sets the resolution bandwidth so that four spectral lines can still be detected in the narrowest band In this way the SRM 3006 achieves a high degree of measurement accuracy without wasting time None of this is visible as you don t have to do anything about it The only thing you will see is the result the field strength proportions due to individual services such as GSM and UMTS the proport...

Page 108: ...ftkey ª The Select View window opens 3 Use the rotary control to highlight a view and press the OK key Table Bar Graph ª The selected view will be displayed Note Pressing the ESC key returns you to the top menu level in the measurement screen Press the MENU key to return to the Main menu 7 2 2 Activating the beeper Main Menu Settings Beep on new Maximum A new maximum level can also be indicated by...

Page 109: ...rotary control and the softkeys You can find information on how to select items from a list under Selecting entries from a list on page 47 3 After you have selected the services press the OK key ª The selected services will be displayed 7 2 4 Setting the resolution bandwidth RBW Safety Evaluation RBW Setting RBW automatically The SRM 3006 sets the RBW automatically using the basic setting Automati...

Page 110: ...he RBW separately for each service Note Separate RBWs cannot be selected unless Others OFF The value selected manually on the device applies to the entire table You can also enter the resolution bandwidth for each service separately using the PC software Refer to the online Help function of the PC software for information on how to do this Tip More information about the RBW is found in the Glossar...

Page 111: ... account To activate and deactivate the function Press the Others key until the desired status On Off is displayed ª The table view shows Others the graphical view shows O Tip The measurement can be speeded up by deactivating Others 7 3 Using the Table view The services and measured values are displayed as a table in the Table view The values displayed depend on the table type see page 100 and fro...

Page 112: ...f three result types can be displayed If more than three result types have been selected you can use the keys to scroll through all of the result types Arrow symbols in the navigation bar indicate that further result types are available and the possible scrolling direction Table 28 Table type Detailed Index Service Fmin Fmax RBW Result types e g Max These columns are displayed continuously RBW is ...

Page 113: ...nt factors depending on the context These various uses are explained in the table below Application Selection Explanation Safety Evaluation Table View Unit Displays the result types Act Max The measured values for the result types indicate the percentage of the selected measurement standard limit value Unit Displays the result type Std Because the measurement standard is the reference quantity in ...

Page 114: ...enu level of the operating mode is displayed 1 Press the Evaluation softkey 2 Press the Distribution softkey The display depends on the table type selected A selectable absolute value is also shown continuously alongside the percentage value This absolute value can be selected using the Select Result Type softkey Display for table type Standard Display for table type Detailed Result type selected ...

Page 115: ...ure 21 Bar Graph view in Safety Evaluation mode Note Information about the status bars is found under The upper status bar on page 43 and The lower status bar on page 44 7 4 1 Adjusting the Y axis Y Scale Safety Evaluation Display Y Scale Range Safety Evaluation Display Y Scale Ref Safety Evaluation Display Y Scale Auto See Adjusting the Y axis on page 88 7 4 2 Changing the displayed units Unit Sa...

Page 116: ... Evaluation Mode 104 SRM 3006 Narda 7 4 3 The Marker function Safety Evaluation Marker See The Marker function on page 77 7 5 Selecting an axis mode Safety Evaluation Axis See Selecting an axis mode on page 84 ...

Page 117: ...introduction on the use of this operating mode this chapter contains an overview of the basic settings and information about evaluating the results 8 1 About Spectrum Analysis mode page 106 8 2 Basic settings page 106 8 3 Evaluating the measurement data Evaluation page 109 8 4 The Marker function Marker page 114 8 5 The Zoom function Zoom page 114 ...

Page 118: ... of the measured values directly on site Marker functions and a peak table are provided for rapid assessment of the results of spectrum analysis You can also display the wideband value of the integrated level for a freely definable frequency band 8 2 Basic settings This section describes the basic settings for the measurement screen If the settings are identical in several operating modes a cross ...

Page 119: ...ys in Spectrum Analysis mode By entering the lower and upper frequency limits Fmin Fmax By entering the center frequency and the bandwidth Fcent Fspan Figure 22 Entering the frequency range 1 2 3 4 5 No Function Description 1 Indication of Fmin Fmax or Fcent Fspan in the lower status bar 2 Fmin in the diagram 3 Fmax in the diagram 4 Fspan Fmax Fmin 5 Fcent Fmin Fmax 2 ...

Page 120: ...merical values see under Changing numerical values on page 49 Selecting the maximum possible frequency range You can use the Full Span function to reset all the frequency values already set using Fmin Fmax Fcent or Fspan to their limit values In this case the frequency range will be determined by the antenna connected by the cable used or by the SRM 3006 itself When entering Fmin Fmax Fcent or Fsp...

Page 121: ... Ref Spectrum Analysis Display Y Scale Auto See Adjusting the Y axis on page 88 8 3 Evaluating the measurement data Evaluation The Evaluation menu contains the following functions for evaluating the measurement data Peak Table Generates a table containing 50 measured peak values Integration Integrates the measured values over a defined frequency range ...

Page 122: ... in the Peak Table These are true peak values Figure 23 Peak Table in Spectrum Analysis mode Table 29 Elements in the Peak Table Column header Description Index Sequence number of the peak up to 50 Frequency Frequency value of the peak Service Service to which the peak frequency value belongs Avg Max Result types The columns displayed depend on the result types that have been selected see next sec...

Page 123: ... to the actual value if the relative display mode is selected 1 Press the Select Result Type softkey 2 Use the rotary control to select the desired result type and press the OK key Selecting absolute or relative display mode Spectrum Evaluation Peak Table Results The measured values are shown relative to the selected result type in relative display mode Press the Results softkey For absolute value...

Page 124: ...ccount including those which lie within the noise floor The result of this evaluation function is therefore very dependent on the intrinsic noise level and therefore from the selected measurement range if the signal levels present are close to the intrinsic noise level Possible entry methods The type of entry method is selected using the Entry softkey Numerical Numerical entry using the number key...

Page 125: ...key Frequency Integration Max softkey to set the upper frequency limit ª The diamond of the right marker will be filled out in black if graphical entry is selected 4 Use the rotary control or the keypad to specify the upper frequency limit and then press the OK key to save the setting Setting the integration range using a center frequency and a frequency band 1 Press the Frequency Integration Cent...

Page 126: ...phical Entry using the rotary control together with the arrow keys Note The description of how to define the zoom range given here does not explain how to use the rotary control and keypad Information about this is found under Fundamental operating steps on page 46 Setting the zoom range using frequency limits 1 Press the Zoom Min softkey to set the lower frequency limit ª The diamond of the left ...

Page 127: ...e center frequency and then press the OK key to save the setting 3 Press the Zoom Span softkey to set the frequency band ª The diamonds of both markers will be filled out in black if graphical entry is selected 4 Use the rotary control or the keypad to specify the frequency band and then press the OK key to save the setting Zooming to marker The Zoom to Marker function allows you to display an enl...

Page 128: ...8 Spectrum Analysis Mode 116 SRM 3006 Narda ...

Page 129: ... short introduction to the operating mode an overview of the measurement screen is given along with information about the settings 9 1 About Level Recorder mode page 118 9 2 Display overview page 119 9 3 Basic settings page 120 9 4 Selecting an axis mode Axis page 122 9 5 Using noise suppression Noise Thresh page 122 ...

Page 130: ...t easier to evaluate the results on site The results are displayed numerically and as bar graphs One advantage of Level Recorder mode is that there are no time gaps in the recording of the results if a single axis antenna is used or only one axis is measured using a three axis antenna The operating mode is therefore also particularly useful for measuring pulses Successive measurement of three axes...

Page 131: ...selectable detector types Peak and RMS 2 Bar graph displaying the current level Red line indicates the maximum measured level Bar indicates the level at the moment Note The maximum extent of the bar corresponds to the selected measurement range Meas Range softkey 3 Selected axis type 4 Numerical display of current measured value 5 Numerical display of maximum measured value ...

Page 132: ...e than one operating mode a cross reference will indicate the relevant section in Chapter 6 Functions Common to More Than One Operating Mode on page 69 where the setting is described 9 3 1 Selecting the center frequency Fcent Level Recorder Fcent 1 Press the Fcent softkey 2 Use the arrow keys to select a decimal digit and then change the value using the rotary control 3 Press the OK key to set the...

Page 133: ...d by signals that are outside the frequency range of the service you want to measure e g from a powerful radio transmitter although you are only measuring mobile phone signals To set the measurement range See Setting the measurement range Meas Range on page 72 Note The measurement range setting defines the maximum value indicated by the bar graph right hand limit of bar frame 9 3 5 Selecting the r...

Page 134: ...ue display Peak is held for 480 ms The value displayed therefore corresponds to the highest level measured within the last 480 ms This means that the numerical display is more stable and the graphical display is smoothed Peak Max Displays the maximum value that has occurred since the measurement started RMS The measured values are averaged over a defined period of time The resulting value is displ...

Page 135: ...ables it to also detect brief peaks e g from pulsed radar equipment The operating mode is also suitable for timer controlled measurements 10 1 About Scope mode page 124 10 2 Display overview page 124 10 3 Setting the measurement parameters page 125 10 4 Using the trigger function page 131 10 5 Evaluating the measurement results Evaluation page 133 ...

Page 136: ... over periods of up to 24 hours 10 2 Display overview Figure 26 Scope mode with activated trigger function 1 2 4 5 3 No Function Explanation 1 Display of the measured signal versus time 2 Trigger horizontal line Trigger Level vertical line Trigger Delay 3 Axis type X axis shown here isotropic for long term measurements 4 Result type The result type used depends on various factors such as the measu...

Page 137: ... Keep turning the rotary control or use the key to select a higher value digit and then use the rotary control to change the value Additional digits can be displayed using the key The starting value is always 0 e g 0 028 s To decrease Keep turning the rotary control or use the key to select a lower value digit and then use the rotary control to change the value Press the key when a digit reaches 0...

Page 138: ...m interdependence between the parameters and from measurement restrictions The table below shows the relationships The SRM 3006 will therefore correct your entries to sensible or permissible values where necessary Table 32 Measurement parameter limiting Increase in limiting Parameter Limiting Reason for limiting Fcent none RBW none Time Resolution 31 25 ns 90 min 1 RBW Result type Max Avg Min comp...

Page 139: ...ber of channels 10 Channel bandwidth 1728 kHz Cycle time 24 timeslots of 368 µs each 8 ms This results in the following settings Table 33 Parameter settings for GSM Parameter Function Setting Fcent Center frequency of GSM channel to be observed e g 931 1879 MHz Sweep Time 8 timeslots x 577 μs 4 6 ms Time Resolution 4 6 ms 600 7 7 μs selected 5 μs RBW 200 kHz Axis Individual axis Table 34 Parameter...

Page 140: ...g Channel bandwidth 10 MHz 20 MHz 40 MHz 16 6 MHz and 20 MHz are most often used Cycle time 0 25 ms 2 ms This results in the following settings Because of the large spread of possible setting values it is not possible to specify fixed values However two representative examples are given below Table 35 Parameter settings for WLAN Parameter Function Setting Fcent e g Channel 10 2 457 GHz Sweep Time ...

Page 141: ...he marker function and then switch to Scope mode parameters are retained ª Frequency hopping can make this selection more difficult 2 Examples of different settings RBW 20 MHz Spectrum Analysis mode Frequency hopping Sweep Time 1 ms Time resolution 1 RBW 1 20 MHz 50 ns corrected to 400 ns Sweep Time 5 ms Time resolution 1400 ns ...

Page 142: ...arameters can be determined 1 Switch to Spectrum Analysis mode and activate the marker function Find Fcent Set the marker to the maximum here 434 422 MHz Find RBW Set markers A and B Bandwidth is the difference between the two frequency points here 1 615 MHz 2 MHz 2 Switch to Scope mode 3 Settings in the example Fcent 434 422 MHz RBW 2 MHz from the spectrum Sweep Time 8 ms Time Resolution 1 RBW 1 ...

Page 143: ...use the rotary control to set a threshold value ª The threshold is indicated by a horizontal blue line in the display 3 Press the Trigger Edge softkey to select the edge toggle function Softkey is labeled Falling rising edge is selected Rising Softkey is labeled Rising falling edge is selected Falling 4 Press the Trigger Delay softkey and select a value Negative value earlier time Positive value l...

Page 144: ... the Arm softkey is now labeled Break To stop the trigger function Press the Break softkey Table 37 Trigger messages Message Explanation Free Run Trigger function is not active Waiting for Arm Trigger mode has been activated Single or Multiple but the trigger function has not yet been started Arm softkey Armed The trigger function has been activated Arm softkey has been pressed but no valid event ...

Page 145: ...nction automatically displays the ratio of the average to the maximum power level Pavg Ppeak calculated for the displayed time period This evaluation can be used to determine the duty cycle of transmitters To activate the Duty Cycle function Press the Evaluation softkey then press the Duty Cycle softkey ª The ratio Pavg Ppeak is displayed in the upper information pane ...

Page 146: ...10 Scope Mode 134 SRM 3006 Narda ...

Page 147: ...ion about the settings follow a brief introduction to the operating mode 11 1 About UMTS mode page 136 11 2 Display overview page 137 11 3 Explanation of measurement result display page 138 11 4 Basic settings page 139 11 5 Performing a coverage measurement page 142 11 6 Using noise suppression Noise Thresh page 142 ...

Page 148: ... In UMTS P CPICH Demodulation mode or UMTS mode for short the SRM 3006 decodes all the scrambling codes that are present in a selected UMTS frequency channel In this way it can record and list separately the contributions made by each of the individual radio cells to the overall field exposure level It also calculates the total of these contributions It is then possible to use a selectable extrapo...

Page 149: ...Other result types as selected 2 Table display of overall results Total Total result calculated from the individual results of instantaneous measured values Value as well as the overall result calculated from the stored maximum values Max Value Analog Result of analog field strength measurement in the selected 5 MHz UMTS frequency channel 3 Display of extrapolation factor if used with which the in...

Page 150: ... Fcent not being set correctly Fcent must be set to an exact multiple of 100 kHz The Act column shows the actual measurement results for each scrambling code multiplied by the extrapolation factor Extr Fact The remaining columns show the selected result types Result Type e g the maximum average and minimum values that occurred since the start of the measurement multiplied by the extrapolation fact...

Page 151: ...evaluations i e the numerical overall result Total as well as the graphical display versus time only take the selected scrambling codes into account If you select only one scrambling code you can display the field strength versus time for this one cell 11 3 4 Analog measurement result Analog This value directly shows the result for the selected UMTS frequency channel determined by analog measureme...

Page 152: ...hout using the marker function 2 Use the Extra softkey to switch back to UMTS mode directly ª The marker frequency is set as the new center frequency the RBW is not transferred 11 4 2 Showing and hiding services UMTS Select Menu You can specify the services to be measured using the Select Menu To show or hide services 1 Press the Select Menu softkey ª The Select menu opens 2 Use the rotary control...

Page 153: ...values such as Example The factor 3 is chosen for 3 traffic channels The level found is then multiplied by 3 Note The analog value Analog display is not multiplied by the extrapolation factor which also does not affect the Ratio Pilot Analog function To set the factor 1 Press the Extrapolation Factor softkey then press the Extrapolation softkey until the label shows Off toggle function ª Extrapola...

Page 154: ... to the analog value Press the Evaluation softkey then press the Ratio Pilot Analog softkey ª The pilot to analog ratio is displayed in the right hand column Figure 29 UMTS mode with display of Pilot Analog 11 6 Using noise suppression Noise Thresh UMTS Meas Range Noise Thresh Noise Suppr See Noise suppression Noise Thresh on page 90 ...

Page 155: ...pter describes the Spatial Averaging mode 12 1 About the Spatial Averaging function page 144 12 2 Description of averaging functions page 145 12 3 Spatial Averaging Continuous page 149 12 4 Spatial Averaging Discrete page 151 12 5 Spatial Averaging Discrete Axis page 153 ...

Page 156: ...my is the same size as a normal adult and is marked at specific heights The field strength is measured at each of these heights and the results averaged mathematically The spacing and heights of these markings vary from one standard to another For example IEEE C95 1 1999 requires measurements from 0 cm floor level to 200 cm at equal intervals of 20 cm Other standards such as Canada s Safety Code 6...

Page 157: ... Analysis see page 105 Level Recorder see page 135 It cannot be used in UMTS P CPICH Demodulation mode According to the operating mode the SRM 3006 determines the average of the individual results for the different services Safety Evaluation mode the individual spectral values Spectrum Analysis mode or the individual measured values Level Recorder mode 12 2 Description of averaging functions The f...

Page 158: ...seen by the incrementing of the No of Runs indicator These results are not however used for the evaluation This is indicated by the No of SAVG display remaining static Intermediate and final results can be saved at any time by pressing the SAVE key The SRM 3006 averages all the measured values recorded between Start and Pause or Continue and Clear regardless of when the measurement was started or ...

Page 159: ...ou measure the various points in the room therefore does not matter if the field is constant over time Intermediate and final results can be saved at any time by pressing the SAVE key Figure 31 Discrete recording of three measured values at each of three points in the room Basic standard for the in situ measurement of electromagnetic field strength related to human exposure in the vicinity of base...

Page 160: ...g the SAVE key Figure 32 Three separate measurements must be performed at each point in the room if a single axis antenna is used Basic standard for the in situ measurement of electromagnetic field strength related to human exposure in the vicinity of base stations Example application for Discrete Axis EN 50492 2008 with single axis antenna Add X Axis Add Y Axis Add Z Axis Add X Axis Add Y Axis Ad...

Page 161: ...value Act or Peak for Spatial Averaging regardless of the result type selected Figure 33 Example Safety Evaluation Result Type Spatial AVG Continuous 2 Press the Spatial AVG Type softkey select Continuous using the rotary control and press the OK key 3 Move to the desired position in the room and press the Spatial AVG softkeys to switch the instrument so it is ready to measure 4 Press the Start so...

Page 162: ...an repeat steps 6 through 8 as often as necessary until you have the final result To save the result in the measurement data memory Press the SAVE key To delete the result Press the Clear softkey To exit from Spatial Averaging Press the ESC key Note The instrument saves the actual current result of spatial averaging in the measurement data memory when you press the SAVE key You can therefore use t...

Page 163: ...g regardless of the result type selected Figure 34 Example Level Recorder Result Type Spatial AVG Discrete 2 Press the Spatial AVG Type softkey select Discrete using the rotary control and press the OK key 3 Move the antenna to the first position in the room to be measured and press the Spatial AVG softkeys to switch the instrument so it is ready to measure 4 Press the Add Value softkey to start t...

Page 164: ...the result in the measurement data memory Press the SAVE key To delete the result Press the Clear softkey To exit from Spatial Averaging Press the ESC key Note The instrument saves the actual current result of spatial averaging in the measurement data memory when you press the SAVE key You can therefore use this function to save intermediate results When you press the Continue softkey the instrume...

Page 165: ...e Result Type softkey ª The Result Type selection box opens Note The selection of a Result Type has no relevance here as the SRM 3006 always uses the actual value Act or Peak for Spatial Averaging regardless of the result type selected Figure 35 Example Spectrum Result Type Spatial AVG Discrete Axis 2 Press the Spatial AVG Type softkey select Discrete Axis using the rotary control and press the OK...

Page 166: ...indicated by No of Runs but does not use these values for determining the average 6 Orient the antenna in the direction of the Z axis and press the Add Z Axis softkey ª The instrument makes the measurement and confirms this with two beeps The number of averaged values No of SAVG now indicates 1 because the isotropic measurement for the first measurement point has now been completed The instrument ...

Page 167: ...ual current result of spatial averaging in the measurement data memory when you press the SAVE key You can therefore use this function to save intermediate results When you press the Continue softkey the instrument resumes averaging and takes account of all the measured values obtained so far The instrument does not clear all the measurement values recorded and start a new spatial averaging proced...

Page 168: ...12 Spatial Averaging 156 SRM 3006 Narda ...

Page 169: ...ribes how to display measurement data and screenshots how to save data by condition and timer controls and how to use the comment function 13 1 About the Memory menu page 158 13 2 Viewing data sets page 159 13 3 Viewing screenshots page 160 13 4 Saving measured values automatically page 161 ...

Page 170: ... menu of the Main menu contains the following functions Recall or delete stored data Display screenshots Save results using conditions or timers Activate comment mode To open the menu Switch to the Main menu and press the Memory softkey ª The Memory menu is displayed with the stored data Figure 36 Memory menu ...

Page 171: ...ete Dataset softkey To delete all data sets Press the Delete All Dataset softkey Function Explanation Total Memory Total memory space Free Memory Memory space still available Number of Antenna Data Sets Number of antenna data sets saved Number of Cable Data Sets Number of cable data sets saved Number of Safety Standards Number of safety standards saved Number of Service Tables Number of service ta...

Page 172: ...cted screenshot is displayed Note The SRM 3006 displays the original image at reduced size on a black background These images may appear blurred due to the reduced number of pixels Nevertheless the screenshot remains saved with full resolution and will be displayed full size on the PC screen Press Previous Screenshot or Next Screenshot softkey to skip through the list Press ESC to return to the Sc...

Page 173: ... a start time and a duration Note The internal memory of the SRM 3006 has the capacity to store large quantities of data A large number of data sets can take a long time to upload to a PC so it is a good idea not to let the data memory fill up too much and to update and manage the data regularly 13 4 1 Conditional Storing of measured values Main Menu Memory Menu Conditional Storing In conditional ...

Page 174: ... stops automatically when the Max Number of Records is reached To stop storing values before this press the Stop softkey ª The operating mode is again displayed normally You can view the stored measurement values from the Memory menu see Viewing data sets on page 159 Figure 38 Conditional Storing parameters Condition Explanation Possible settings Threshold Threshold above which storage of values b...

Page 175: ...he MENU key to open the Main menu 2 Press the Memory softkey then press the Time Controlled Storing softkey and set the parameters Figure 40 Time Controlled Storing parameters Condition Explanation Possible settings Start Date You can use the date and time settings from the SRM 3006 by pressing the Adjust Date Time softkey Start Time Duration Duration of recording Maximum 99 hours 59 minutes 59 se...

Page 176: ...e Prog Start softkey ª Automatic storage is activated ª The screen displays the view of the operating mode previously selected The info line shows Time Controlled Storing and the remaining time until the start of recording Storing starts when the countdown reaches 0 To stop storing Storing stops automatically when the specified duration has elapsed To stop storing values before this press the Stop...

Page 177: ...ol to select Standard Data Set Comment Text or Standard Scr shot Comment Text and press OK ª The text editor opens 2 Enter the default text and press OK ª This text will be used when Standard Text is set as Comment Mode When Individual Text is set the entered text is suggested in the editor and can be complemented or overwritten Table 38 Comment modes Mode When saving a dataset or a screenshot No ...

Page 178: ...13 Measurement Data Memory 166 SRM 3006 Narda ...

Page 179: ... Narda SRM 3006 167 14 Maintenance and Repairs This chapter describes the maintenance and repairs that can be undertaken by the user 14 1 Changing the battery pack page 168 14 2 Cleaning page 168 14 3 AC adapter charger page 169 ...

Page 180: ...o longer required do not simply throw it away with the normal trash Dispose of it according to the regulations applicable in the country of use also refer to Proper disposal on page 22 14 2 Cleaning Do not use solvents to clean the Basic Unit the antennas or the AC adapter charger We recommend the use of lukewarm water to which a drop of liquid detergent has been added as cleaning fluid Only use a...

Page 181: ...om the AC line and all other power sources before opening it Maintenance or repairs on the opened instrument under power must only be performed by qualified persons familiar with the risks involved NOTICE Damage to the device Improper repairs may change the characteristics of the AC adapter charger to the extent that it could be destroyed by short circuits e g across creepage and air paths Repairs...

Page 182: ...14 Maintenance and Repairs 170 SRM 3006 Narda ...

Page 183: ... Software The PC software is an application for PC that allows convenient handling and management of the SRM 3006 15 1 PC software versions and functions page 172 15 2 Connecting to the PC page 172 15 3 Working with the PC software page 173 ...

Page 184: ...the PC The connectors for the optical interface RS 232 and the USB port Mini B type are located on the left hand side panel of the device Figure 41 Optical interface 1 and USB port 2 The following types of connection between the SRM 3006 and the PC are possible cables and adapters are shown in the table below USB USB The fastest and most used type of connection The electrical signals transmitted c...

Page 185: ...m Use the rotary control to select the interface being used on the SRM 3006 Optical if you are using the optical cable USB if you are using a USB cable Press OK to confirm the setting 15 3 Working with the PC software Detailed information on how to use the PC software is provided in the online Help function in each version of the PC software SRM 3006 connector Link PC connector USB USB Optical USB...

Page 186: ...15 PC Software 174 SRM 3006 Narda ...

Page 187: ...ntrolled operation of the SRM 3006 is only necessary for exotic applications All other applications can be handled comfortably using the PC software applications SRM 3006 Tools 16 1 About remote control page 176 16 2 Connecting to the PC page 176 16 3 Activating deactivating remote control page 177 16 4 Syntax rules for remote control commands page 177 ...

Page 188: ... document in PDF format can be obtained from Narda Safety Test Solutions on request Directly requesting the document in this way ensures that you will receive the remote control instructions that correspond to the firmware you are using 16 2 Connecting to the PC Notes on connecting the SRM 3006 to the PC are found under Connecting to the PC on page 172 To make the connection 1 Connect the SRM 3006...

Page 189: ...cable zero modem cable and is the cable OK Do the interface parameters on the PC and the SRM 3006 match Was the command REMOTE ON transmitted correctly Response 0 Is the SRM 3006 set to the correct interface Main Menu Device Settings Remote Interface 16 4 Syntax rules for remote control commands 16 4 1 Commands to the SRM 3006 The following types of command can be transmitted to the SRM 3006 GET c...

Page 190: ...command string must not contain a question mark Also the command string must not contain the characters DC1 and DC3 for sequence control The command must end with a semicolon 16 4 2 SRM 3006 responses The SRM 3006 initially responds to a GET command with CR followed by the value of the requested parameter and an error code 0 transmission correct xxx error code transmission error The value and code...

Page 191: ...3006 Explanation Remote ON Activate remote control 0 No error Remote Query is remote control activated ON 0 Remote control is activated no error Brightness 80 Set brightness to 80 0 No error Brightness 80 0 Brightness 80 no error Brightness 120 Set brightness to 120 4xx Error message see error list ...

Page 192: ...16 Remote Control 180 SRM 3006 Narda ...

Page 193: ...ect to change without prior notice 17 1 SRM 3006 page 182 17 2 Three axis E field antenna 3501 03 page 192 17 3 Three axis E field antenna 3502 01 page 195 17 4 Three axis H field antenna 3581 02 page 197 17 5 Single axis E field antenna 3531 01 page 199 17 6 Single axis E field antenna 3531 04 page 201 17 7 Single axis H field antenna 3551 02 page 203 17 8 Declaration of Conformity page 205 ...

Page 194: ... can be checked the device must be powered on for at least 30 minutes Frequency Frequency Range 9 kHz to 6 GHz Modes Spectrum Analysis Safety Evaluation Level Recorder Scope Resolution bandwidth RBW See specifications for each mode Phase noise SSB 10 kHz carrier spacing 70 dBc RBW 1 Hz 300 kHz carrier spacing 100 dBc RBW 1 Hz Reference frequency Initial deviation 1 5 ppm Aging 5 ppm over 15 years ...

Page 195: ...r intermodulation products 60 dBc for two single signals of level 6 dB below MR and a spectral line spacing of more than 1 MHz for frequencies 4 GHz 57 dBc for two single signals of level 6 dB below MR and a spectral line spacing of more than 1 MHz for frequencies 4 GHz Extended level measurement uncertainty 1 2 dB for the entire frequency band within the temperature range of 15 C to 30 C valid fo...

Page 196: ...ectra Standard Display of the selected safety standard Marker functions Delta marker on one Result Type or for displaying the difference between two Result Types Highest peak next peak right next peak left next higher peak next lower peak Marker field frequency level service name according to the selected service table Evaluation functions Peak table list of 50 highest peaks Integration over a use...

Page 197: ...r peak next lower peak Marker field frequency level service name according to the selected service table Evaluation Function Distribution Axis Isotropic measurement for direct display of the isotropic result Measurement in the direction of the X Y and Z axis separate measurement in one direction using an isotropic three axis measuring antenna Display Table view showing service names field strength...

Page 198: ...e at a given time Result Type Peak ACT Displays the current actual value Peak MAX Max hold function RMS ACT Averaging over a defined time period 0 48 s to 30 min RMS MAX Max hold function over the averaged values with RMS detector only Axis Measurement in the direction of the X Y and Z axis separate measurement in one direction using an isotropic three axis measuring antenna Time Averaging Selecta...

Page 199: ...ally from a list or using the MR Search function for determining the optimum measurement range at a given time Video bandwidth VBW 4 Hz to 32 MHz depending on the selected RBW Result Type Depends on detector ACT Displays the current actual value Standard Displays the selected safety standard or MAX Maximum value within the time resolution interval corresponds to peak detector AVG Average value wit...

Page 200: ...aved these lists defined using the PC configuration software SRM 3006 Tools Detection of Narda Cables Automatic consideration of cable parameters after cable is plugged in Cable type serial number calibration date loss factors see below Automatic limitation of the frequency range according to the frequency range of the connected cable Cable loss factors Used for compensation of the power level dis...

Page 201: ...ith telecom service Definition and editing of service tables with the PC configuration software SRM 3006 Tools i e lists of frequency bands upper and lower limit frequency name for defined frequency band Storage of service tables in the basic unit Use of the service tables for automatic correlation of measurement results with defined services based on frequency marker functions peak table evaluati...

Page 202: ...0 C Mechanical Storage 1M3 IEC 60721 3 Transport 2M3 IEC 60721 3 Operating 7M3 IEC 60721 3 ESD and EMC EN 61326 1 2006 Dust and water resistance IP 52 with antenna attached and interface protector closed Safety EN 61010 1 2004 EU Guidelines 2003 11 EG 06 02 2003 PBDE and OBDE 2002 95 EG 27 01 2003 RoHS 2002 96 EG 27 01 2003 WEEE CE European Community Yes Declaration of Conformity on page 205 Count...

Page 203: ...B 2 0 Optical RS232 Baud rate 115 200 Earphone 3 5 mm TRS Rechargeable cell Lithium Ion rechargeable battery Typical 2 5 hour operating time Charged using external power supply External power supply 12 V DC 2 5 A AC DC adapter DIN 45323 Input 9 to 15 V Recommended calibration interval 24 months ...

Page 204: ...damage level 435 V m or 50 mW cm2 Intrinsic noise display in conjunction with the SRM 3006 basic unit separate measurement of a single axis 2 2 Typical values 25 µV m at 900 MHz with 1 kHz resolution bandwidth RBW 40 µV m at 2 1 GHz with 1 kHz resolution bandwidth RBW Intrinsic noise display in conjunction with the SRM 3006 basic unit for isotropic result 2 40 µV m at 900 MHz with 1 kHz resolution...

Page 205: ...3 dB 2 2 3 0 dB 1800 2200 MHz 1 8 2 3 dB 2 4 3 3 dB 2200 2700 MHz 1 9 2 4 dB 2 7 3 8 dB 2700 3000 MHz 1 9 2 4 dB 3 3 5 3 dB Calibration uncertainty 1 5 dB Operating temperature range 10 C to 50 C same as SRM 3006 basic unit Air humidity 29 g m3 93 at 30 C RF immunity 200 V m between 27 MHz and 3 GHz Climatic Storage 1K3 IEC 60721 3 extended to 10 C to 50 C Transport 2K4 IEC 60721 3 Operating 7K2 I...

Page 206: ...ngth 450 mm Antenna head diameter 120 mm Weight 450 g Calibration 20 reference points 26 45 75 100 200 300 433 600 750 900 MHz 1 1 2 1 4 1 6 1 8 2 2 2 2 45 2 7 3 GHz The SRM 3006 basic unit applies linear interpolation between reference points Recommended calibration interval 24 months ...

Page 207: ...nge 1 0 14 mV m to 160 V m CW damage level 435 V m or 50 mW cm2 Intrinsic noise display in conjunction with the SRM 3006 basic unit separate measurement of a single axis 2 33 µV m at 900 MHz with 1 kHz resolution bandwidth RBW 25 µV m at 2 1 GHz with 1 kHz resolution bandwidth RBW Intrinsic noise display in conjunction with the SRM 3006 basic unit for isotropic result 2 60 µV m at 900 MHz with 1 k...

Page 208: ...B 2 0 2 6 dB 4000 4500 MHz 1 8 2 3 dB 2 2 3 0 dB 4500 5000 MHz 1 9 2 5 dB 2 5 3 5 dB 5000 6000 MHz 1 9 2 5 dB 2 9 4 3 dB Calibration uncertainty 1 5 dB Operating temperature range 10 C to 50 C same as SRM 3006 basic unit Air humidity 29 g m3 93 at 30 C RF immunity 200 V m Climatic Storage 1K3 IEC 60721 3 extended to 10 C to 50 C Transport 2K4 IEC 60721 3 Operation 7K2 IEC 60721 3 Mechanical Storag...

Page 209: ...Hz 1 1 2 1 4 1 6 1 8 2 2 2 2 45 2 7 3 3 5 4 4 5 5 5 5 5 8 6 GHz The SRM 3006 basic unit applies linear interpolation between reference points Recommended calibration interval 24 months Frequency range 9 kHz 250 MHz The correction factors determined individually during calibration are stored in an EEPROM and are applied automatically when used in conjunction with the SRM 3006 basic unit Antenna typ...

Page 210: ...50 MHz 2 3 dB 3 2 dB Calibration uncertainty 1 5 dB Operating temperature range 10 C to 50 C same as SRM 3006 basic unit Air humidity 29 g m3 93 at 30 C Climatic Storage 1K3 IEC 60721 3 extended to 10 C to 50 C Transport 2K4 IEC 60721 3 Operating 7K2 IEC 60721 3 Mechanical Storage 1M3 IEC 60721 3 Transport 2M3 IEC 60721 3 Operating 7M3 IEC 60721 3 ESD and EMC EN 61326 2006 Safety EN 61010 1 2004 E...

Page 211: ...erence points Recommended calibration interval 24 months Frequency range 27 MHz 3 GHz Antenna type E Field Sensor type Single axis passive wide band dipole Dynamic range 1 60 µV m to160 V m CW damage level 300 V m or 25 mW cm2 Intrinsic noise display in conjunction with the SRM 3006 basic unit 2 20 µV m from 100 MHz to 2 2 GHz with 1 kHz RBW Measurement range limit 160 V m RF connector N connector...

Page 212: ... Storage 1M3 IEC 60721 3 Transport 2M3 IEC 60721 3 Operating 7M3 IEC 60721 3 ESD and EMC EN 61326 2006 Safety EN 61010 1 2004 EU Guidelines 2003 11 EG 06 02 2003 PBDE and OBDE 2002 95 EG 27 01 2003 RoHS 2002 96 EG 27 01 2003 WEEE CE European Community Yes Declaration of Conformity on page 205 Country of origin Germany Dimensions Length 460 mm Antenna head dimensions 135 x 90 mm Weight 450 g Calibr...

Page 213: ...ion with the SRM 3006 basic unit Antenna type E field Sensor type Single axis active broadband dipole Dynamic range 1 70 µV m 16 V m for 300 kHz 10 MHz 70 µV m 36 V m for 10 MHz 300 MHz CW damage level 1000 V m Intrinsic noise display in conjunction with the SRM 3006 basic unit 2 20 µV m in the range from 1 MHz 300 MHz with 1 kHz resolution bandwidth RBW Measurement range limit for single CW signa...

Page 214: ...C 60721 3 ESD and EMC EN 61326 2006 Safety EN 61010 1 2004 EU Guidelines 2003 11 EG 06 02 2003 PBDE and OBDE 2002 95 EG 27 01 2003 RoHS 2002 96 EG 27 01 2003 WEEE CE European Community Yes Declaration of Conformity on page 205 Country of origin Germany Dimensions Length 460 mm Antenna head dimension 43 mm x 100 mm Weight 450 g Calibration 183 reference points The SRM 3006 applies linear interpolat...

Page 215: ...tomatically when used in conjunction with the SRM 3006 basic unit Antenna type H field Sensor type Single axis active magnetic loop Dynamic range 1 0 4 µA m 71 mA m CW damage level 2 65 A m above 1 MHz Intrinsic noise display in conjunction with the SRM 3006 basic unit 2 0 12 µA m for each frequency 10 MHz with 1 kHz resolution bandwidth RBW Measurement range limit for single CW signal 2 100 mA m ...

Page 216: ...C 60721 3 ESD and EMC EN 61326 2004 Safety EN 61010 1 2002 EU Guidelines 2003 11 EG 06 02 2003 PBDE and OBDE 2002 95 EG 27 01 2003 RoHS 2002 96 EG 27 01 2003 WEEE CE European Community Yes Declaration of Conformity on page 205 Country of origin Germany Dimensions Length 460 mm Antenna head dimension 43 mm x 100 mm Weight 450 g Calibration 141 reference points The SRM 3006 applies linear interpolat...

Page 217: ...17 Specifications Narda SRM 3006 205 17 8 Declaration of Conformity ...

Page 218: ...17 Specifications 206 SRM 3006 Narda ...

Page 219: ...18 Annex A Narda SRM 3006 207 18 Annex A This chapter contains general information about making measurements 18 1 Pendulum method page 208 18 2 Matrix method precision measurement page 210 ...

Page 220: ...larization at the same time During this process regardless of the selected operating mode the SRM should be set to result type MAX Maximum hold Experience has shown that a few minutes are usually sufficient time for determining the maximum field strength occurring within a specific measurement volume such as a room in a house or an office Advantages of this method Immediate determination of the ma...

Page 221: ...d in the field there is a danger that only low emission levels or even no emission will be detected despite the presence of strong fields Limitations Spatial averaging of emissions not possible see Chapter 12 Spatial Averaging starting on page 143 for more information Underestimates the emissions in the presence of strongly elliptical polarization Non definable measurement uncertainty Measurement ...

Page 222: ...unted on a tripod so that it can be positioned exactly in the matrix of measurement points Only one component of the field strength can be determined at a time using a single axis antenna For this reason the antenna must be rotated to each of the three orthogonal directions at every measurement point and the result determined for each direction The equivalent field strength used for the assessment...

Page 223: ...he room for the entire room to be surveyed Relatively high degree of disruption for the affected rooms no conducting objects or persons should move within the defined measurement volume during the measurement A minimum distance between the antenna and interfering objects or elements e g furniture walls must be maintained to prevent any adverse effect on the receiving characteristics of the antenna...

Page 224: ...18 Annex A 212 SRM 3006 Narda ...

Page 225: ...formation This chapter contains the ordering information for the SRM 3006 antennas and accessories All ordering information is subject to change without notice 19 1 SRM 3006 sets page 214 19 2 Antennas page 215 19 3 Options page 215 19 4 Accessories page 216 ...

Page 226: ...asic Unit 3001 90 12 Operating Manual SRM 3006 German or English please select Power Supply 12 V DC 100 V 240 V AC universal AC connector 2259 92 04 Software SRM 3006 Tools 3006 93 01 Cable USB 2 0 Master Slave A B mini 2260 90 55 SRM 3006 Selective Radiation Meter Set 3 4 Basic Unit plus one isotropic antenna 800 MHz 6 GHz Selective Radiation Meter Basic Unit SRM 3006 with Hardcase 3006 103 E or ...

Page 227: ... for SRM 3006 Basic Unit 3001 90 02 Holding strap for SRM 3006 Basic Unit 3001 90 12 Operating Manual SRM 3006 German or English please select Power Supply 12 V DC 100 V 240 V AC universal AC connector 2259 92 04 Software SRM 3006 Tools 3006 93 01 Cable USB 2 0 Master Slave A B mini 2260 90 55 Type Order number Three axis E Field 27 MHz 3 GHz 3501 03 Three axis E Field 420 MHz 6 GHz 3502 01 Three ...

Page 228: ...able SRM 5 m 9 kHz 6 GHz N 50 ohm 3602 02 Antenna Holder for single axis three axis antenna 3501 90 01 Antenna Holder for three axis antenna 3501 90 02 Battery Pack Rechargeable SRM 3006 7V4 4000 mAh 3001 90 01 Tripod Non conductive 1 65 m with carrying bag 2244 90 31 Charger Set for SRM 3006 Battery Pack External 3001 90 07 ...

Page 229: ...da SRM 3006 217 Softcase for SRM 3006 3001 90 05 Hardcase for SRM 3006 3001 90 03 Protective Soft Carrying Bag for SRM 3006 Basic Unit 3001 90 13 Earphone 3 5 mm jack 2400 90 03 O E Converter USB RP 02 USB 2260 90 07 Order number ...

Page 230: ...19 Ordering Information 218 SRM 3006 Narda ...

Page 231: ...20 Glossary Narda SRM 3006 219 20 Glossary The meanings of terms and abbreviations are explained in this chapter ...

Page 232: ...cy Lowest frequency in a frequency range Fspan Frequency span Frequency band centered about the center frequency Fcent Full Span Full bandwidth All frequency values set using Fmin Fmax Fcent or Fspan are reset to the maximum possible frequency range that is defined by the antenna connected by the cable used or by the SRM 3006 itself GPRS General Packet Radio Service Packet switched service used fo...

Page 233: ...rom one another The RBW selected for measuring signals having very close frequency spacing must be correspondingly small A larger resolution bandwidth can be used for measuring wideband signals The indicated level will be too low if the RBW is too small Individual signals cannot be separated from one another if the RBW is too big Result Type Defines the way in which the measured values are evaluat...

Page 234: ...weep time will be If you are measuring unknown signals the VBW should be reduced step by step from the largest VBW to the smallest VBW WiMax Worldwide Interoperability for Microwave Access Radio system conforming to IEEE Standard 802 16 for fixed systems e g radio links as well as for use with portable devices WLAN Wireless Local Area Network Wireless local area network conforming to the IEEE 802 ...

Page 235: ...ency UMTS 140 Charging socket 27 Checking the display 60 Cleaning 168 Commands remote control 177 Comment mode changing 165 Conditional storing 161 Conformity declaration 205 Connecting the device to a PC 172 Connector Multi pin 26 N 26 Connectors antenna and cable 26 Continuous Spatial averaging 149 Coverage measurement 142 D Data sets viewing 159 Date changing 56 Declaration of conformity 205 DE...

Page 236: ...3 Measurement routines 65 Memory menu 64 158 Menu navigation 46 MR Search 74 Multi pin connector 26 N N connector 26 Navigating in the menus 46 Navigator bar 45 Noise suppression 90 Noise Threshold 90 Numerical values changing 49 O Optical connector 27 Options 215 Others 99 Overload of measurement input 74 P PC software 171 About 172 Working with 173 PC connecting to 172 Peak Table displaying valu...

Page 237: ...2 Single axis measurement 85 Spatial averaging Continuous 149 Description 145 Discrete 151 Discrete Axis 153 Specifications 181 Status bar Activating deactivating 45 Lower 44 Upper 43 Storing Conditional 161 Time controlled 163 Storing data 158 Switch on behavior changing 68 Switching on off 41 Symbols and characters 11 T Table type changing 100 Table view 99 Text entering 50 Time controlled stori...

Page 238: ...Index 226 SRM 3006 Narda ...

Page 239: ......

Page 240: ...s de www narda sts com Narda Safety Test Solutions 435 Moreland Road Hauppauge NY 11788 USA Phone 1 631 231 1700 Fax 1 631 231 1711 E mail NardaSTS L 3COM com www narda sts us Narda Safety Test Solutions Srl Via Leonardo da Vinci 21 23 20090 Segrate Milano Italy Phone 39 02 2699871 Fax 39 02 26998700 E mail support narda sts it www narda sts it ...

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