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Страница 2: ...g 31 4 3 IF Bandwidth Setting 31 4 4 Number of Traces Measured Parameter and Display Format Setting 32 4 5 Trace Scale Setting 33 4 6 Analyzer Calibration for Reflection Coefficient Measurement 34 4 7...
Страница 3: ...2 7 MEASUREMENT DATA PROCESSING FUNCTIONS 117 7 1 Markers 117 7 2 Fixture Simulation 132 7 3 Time Domain Transformation 137 7 4 S Parameter Conversion 141 7 5 Limit Test 142 7 6 Memory Trace Function...
Страница 4: ...yzer to ensure effective and safe use of the technical capabilities of the instruments by the user Network Analyzer operation and maintenance should be performed by qualified engineers with initial ex...
Страница 5: ...described in the Declaration of Conformity If it is used as a system component compliance of related regulations and safety requirements are to be confirmed by the builder of the system Never use the...
Страница 6: ...ocedure practice or condition that if not correctly performed or adhered to could result in injury or death to personnel CAUTION This sign denotes a hazard It calls attention to a procedure practice o...
Страница 7: ...zer 2 2 Specifications 2 2 1 Basic Specifications The basic specifications of the Analyzer detailed in table 1 1 apply over the temperature range of 23 C 5 C unless otherwise specified after 40 minute...
Страница 8: ...e less than 32 dB and S21 and S12 values are as follows 5 dB to 15 dB 50 dB to 5 dB 70 dB to 50 dB 90 dB to 70 dB 2o 1o 2o 6o Magnitude reflection measurement accuracy if S11 and S22 values are as fol...
Страница 9: ...consumption 30 W Dimensions LxWxH 275x415x97 mm Weight 5 kg Operating conditions Temperature Humidity at 25 C Altitude Error Corrected Temperature Range with 1 C deviation from calibration temperature...
Страница 10: ...converting DUT 21 measurement accuracy for 21 values from 60 dB to 10 dB is 1 5 dB External reference frequency is 10 MHz input level is 2 dBm 2 dB and input impedance at 10 MHz input is 50 Connector...
Страница 11: ...Data display formats Logarithmic magnitude linear magnitude phase expanded phase group delay SWR real part imaginary part Smith chart diagram and polar diagram Data markers Up to 16 markers for each t...
Страница 12: ...compensation of high frequency attenuation in connection wires Sweep trigger Trigger modes continuous single hold Trigger sources internal manual external Trace functions Trace display Data trace memo...
Страница 13: ...reflection measurements One path two port calibration Performed for reflection and one way transmission measurements Similar to one port calibration for reflection measurements Magnitude and phase cor...
Страница 14: ...ameter conversion The function allows conversion of the measured S parameters to the following parameters reflection impedance and admittance transmission impedance and admittance and inverse S parame...
Страница 15: ...first IF 10 7 MHz and are transferred further to the 4 Channel receiver The 4 Channel receiver after filtration produces the signal of second IF about 30 kHz then digitally encodes it and supplies fo...
Страница 16: ...Version 1 0 June 2008 A333 Network Analyzer Figure 1 1 A333 Network Analyzer block diagram...
Страница 17: ...supplied on the CD onto your PC The software installation procedure is described below in section 3 2 Warm up the Analyzer for 40 minutes after power on Assemble the test setup using cables connectors...
Страница 18: ...ween On and Standby states of the Analyzer In Standby state the Analyzer is connected to 220 V mains internal computer and measurement circuits are power off power source maintains voltage to power th...
Страница 19: ...TS option The touch screen LCD allows to manipulate the Analyzer by touching the LCD screen directly with a finger CAUTION Do not press the touch screen with a pen screwdriver or any other sharp point...
Страница 20: ...eys are intended for fast selection of the softkey panels and consequently fast change of the functional key assignment A control key pushing as a rule is followed by pushing on a functional key corre...
Страница 21: ...rameter setting This submenu allows setting of number of traces and their allocation on the screen saving traces into the memory trace color setting font size and other parameters Display setting subm...
Страница 22: ...for entry of decimal numbers at the cursor location key key is used to change the sign of a decimal number G n key G n key is used for completion of a decimal number entry by adding the metric prefix...
Страница 23: ...s and assigns the new value to the field If there is no active data entry field this key enables the function of a highlighted softkey HOME key HOME key is used for the following If there is an active...
Страница 24: ...ry Knob The rotary knob is used for the following If there is an active numeric data entry field the rotary knob scrolls up and down the list of the available numeric values Clockwise rotating increas...
Страница 25: ...the signal in a particular moment of time If you connect the DUT to only one test port of the Analyzer you will be able to measure the reflection parameters S11 or S22 of the DUT If you connect the DU...
Страница 26: ...ts Power cable receptacle GPIB connector optional Mini DIN keyboard connector Mini DIN mouse connector Printer parallel port External VGA monitor port COM port Ethernet connector Fan External trigger...
Страница 27: ...n 3 2 2 3 3 2 GPIB Connector GPIB General Purpose Interface Bus interface is optional in A333 GPIB allows connection of an external controller e g computer to perform data acquisition and control over...
Страница 28: ...Input Connector This connector is intended for external trigger source connection Connector type is BNC female TTL compatible inputs of 3 V to 5 V magnitude have up to 1 s pulse width Input impedance...
Страница 29: ...ceives the reflected wave Generally in the process of this measurement the output of the DUT should be terminated with a LOAD standard The results of these measurements can be represented in various f...
Страница 30: ...m calibration of the Analyzer for reflection coefficient measurement Analyze SWR and reflection coefficient phase using markers Note In this section the control over Analyzer is performed by the softk...
Страница 31: ...field should read Ready The sweep indicator located above the date field should represent a progress bar Connect the DUT to Port 1 of the Analyzer Use the appropriate cables and adapters for connectio...
Страница 32: ...z To set the start frequency of the frequency range to 10 MHz click Stimulus Start Then enter 1 0 from the keyboard Complete the setting by pressing M key To set the stop frequency of the frequency ra...
Страница 33: ...wo parameters SWR and reflection coefficient phase To set the number of traces click Display Num of Traces 2 Assign S11 parameter to the second trace To the first trace this parameter is already assig...
Страница 34: ...ent phase display format to the second trace Before setting the trace parameters select this trace as active To set the trace display format click Format SWR or Phase 4 5 Trace Scale Setting For a con...
Страница 35: ...ration you need to prepare the kit of calibration standards OPEN SHORT and LOAD Such a kit has its description and specifications of the standards To perform proper calibration you need to select in t...
Страница 36: ...e of calibration coefficients will be calculated and saved into the memory of the Analyzer Before you start calibration disconnect the DUT from the Analyzer To perform full 1 port calibration click Fu...
Страница 37: ...define the measurement values at three frequency points using markers The Analyzer screen view is shown in figure 4 3 In the current example a reflection standard of SWR 1 2 is used as a DUT Figure 4...
Страница 38: ...hree markers and assign them stimulus values frequencies To enable a new marker click Add Marker Then enter the frequency value in the input field in the graph e g to enter frequency 200 MHz press 2 0...
Страница 39: ...ut is represented in figure 5 1 The Analyzer screen contains the following elements Softkey Menu Bar Menu Bar Channel Window s Instrument Status Bar In this section you will find detailed description...
Страница 40: ...Home keys on the external keyboard If you use a touch screen monitor you can control the menu by directly touching the screen with your fingers The types of the softkeys are described below The top s...
Страница 41: ...f the menu if there is a highlighted softkey with a right arrow Esc key functions similar to key Home key brings up the main menu Note The above keys of the keyboard allow navigation in the softkey me...
Страница 42: ...contains the following elements Date and time DSP processor state Warning and error messages if any Figure 5 3 Instrument status bar DSP processor state Not Ready No communication between DSP and com...
Страница 43: ...nel window A logical channel can be represented as a separate analyzer with the following settings Stimulus signal settings frequency range power level sweep type IF bandwidth and averaging Calibratio...
Страница 44: ...el title bar 5 2 2 Trace Status Field Figure 5 6 Trace status field The trace status field displays the name and parameters of a trace The number of lines in the field depends on the number of active...
Страница 45: ...ion F1 Full 1 port calibration Error Correction F2 Full 2 port calibration optional isolation calibration No indication Data trace D M Data and memory traces M Memory trace Trace Display Off Data and...
Страница 46: ...ence level For the vertical graticule label the following states are available Off On for active trace On for all the traces Note Using the vertical graticule label you can easily modify the scale and...
Страница 47: ...up Note How to control the markers using the mouse see section 5 3 5 2 3 2 Bandwidth Parameters You can enable the function of bandwidth parameters search In the left part of figure 5 7 you can see t...
Страница 48: ...rrection is enabled for all the traces of the channel The stimulus values are same for calibration and the measurement C Error correction is enabled for all the traces of the channel Interpolation is...
Страница 49: ...the start center values of the stimulus span by the mouse as described in section 5 3 5 2 4 4 Sweep Points This field indicates the number of sweep points e g 401 The number of sweep points can range...
Страница 50: ...type if individual power control is set for each segment For details on power control for each segment see section 7 1 7 Note Using this field you can set the value by the mouse as described in sectio...
Страница 51: ...ettings only All the channel functions can be accessed via the softkey menu 5 3 1 Active Channel Selection You can select the active channel when two or more channel windows are open The border area o...
Страница 52: ...set by two methods The first method make a mouse click on the trace scale field in the trace status line and enter the required numerical value The second method move the mouse pointer over the number...
Страница 53: ...drag the pointer up the scale to increase the reference level value or down the scale to reduce the value 5 3 7 Reference Level Position The reference level position indicated on the vertical scale by...
Страница 54: ...drag the pointer to the right to increase the sweep center value or to the left to reduce the value 5 3 11 Sweep Span Setting Move the mouse pointer over the stimulus numbered scale until it becomes a...
Страница 55: ...enter Value Setting To enter the Start Center values activate the respective fields in the channel status bar by a mouse click on the numerical value 5 3 15 Stop Span Value Setting To enter the Stop S...
Страница 56: ...e drop down menu make a right mouse click on the IF bandwidth field in the channel status bar To enter the IF bandwidth activate the respective field in the channel status bar by a left mouse click 5...
Страница 57: ...e channel window opens If you need to open two or more channel windows select one of the layouts shown below To set the channel window layout click Display Allocate Channels Then select the required n...
Страница 58: ...enable two or more traces set the number of traces as described below To set the trace number click Display Num Of Traces Then select the number of traces in the menu 5 4 3 Trace Layout By default all...
Страница 59: ...default are set as follows division is set to 10 dB reference level value is set to 0 dB reference level position is in the middle of the graph The trace color is determined by its number It is possi...
Страница 60: ...10 Averaging 11 Calibration 12 Setup Modeling Table 5 5 Trace parameters and control elements N Parameter or Control Element Description 1 Measured Parameter S parameter 2 Display Format 3 Reference L...
Страница 61: ...e belongs to the active channel and its title is highlighted in inverse color Before you set a channel or trace parameters you need to assign the active channel or trace respectively To set the active...
Страница 62: ...ith the same stimulus settings as for the measurement 5 5 1 Sweep Type Setting For each channel you can set the following sweep types Linear frequency sweep Logarithmic frequency sweep Segment frequen...
Страница 63: ...5 5 3 Sweep Points Setting The number of sweep points should be set for linear and logarithmic frequency sweeps and for linear power sweep To enter the number of sweep points use Points softkey 5 5 4...
Страница 64: ...sweeps To enter the power slope value use Slope softkey 5 5 6 CW Frequency Setting CW frequency setting defines the source frequency for the linear power sweep To enter the CW frequency value use CW F...
Страница 65: ...click Add softkey The new segment row will be entered below the highlighted one To delete a segment click Delete softkey The highlighted segment will be deleted For any segment it is necessary to set...
Страница 66: ...two methods of frequency axis representation The axis can display the frequencies of the measurement points For some cases it can be helpful to have the frequency axis displayed in sequential numbers...
Страница 67: ...enabled Hold sweep actuation is off in the channel the trigger signals do not affect the channel To set the trigger mode click Trigger softkey Then select the required mode The trigger source which g...
Страница 68: ...he complex magnitudes of the two waves Smn transmitted wave at Port m incident wave at Port n A333 Network Analyzer allows measurement of the full scattering matrix of a 2 port DUT 22 21 12 11 S S S S...
Страница 69: ...S Parameters Setting A measured parameter S11 S21 S12 S22 can be set for each trace of the channel Before you select the measured parameter assign the active trace To set the measured parameter click...
Страница 70: ...long X axis and the measured data are plotted along Y axis See figure 5 10 Figure 5 10 Rectangular diagram To display S parameter complex value in rectangular coordinates it is necessary to transform...
Страница 71: ...WR S S 1 1 Abstract number Phase Phase S parameter phase from 180 to 180 im re S S arctg 180 Degree Expanded Phase Expand Phase S parameter phase measurement range expanded to from below 180 to over 1...
Страница 72: ...e a frequency axis so frequency will be indicated by the markers There are three types of polar diagrams depending on the data displayed by the marker The traces will remain the same on all the diagra...
Страница 73: ...ers There are five types of Smith chart diagrams depending on the data displayed by the marker The traces will remain the same on all the diagrams Table 5 8 Smith chart diagram formats Diagram Type De...
Страница 74: ...pedance at Input Smith R jX Equivalent capacitance or inductance C 1 X X 0 L X X 0 Farad F Henry H Conductance at input inp Y re G S S Z Yinp 1 1 1 0 Siemens S Susceptance at input inp Y im B Siemens...
Страница 75: ...8 4 Diagram Format Setting You can select the diagram format for each graph of the channel Before you set the format assign the active graph To set the diagram format use Format softkey in the main m...
Страница 76: ...the diagram scale in Scale submenu To access this submenu select Scale softkey in the main menu 5 9 1 Rectangular Scale For rectangular diagram you can set the following parameters See figure 5 13 Sc...
Страница 77: ...To set the scale of a diagram use Scale softkey To set the reference level use Ref Value softkey To set the position of the reference level use Ref Position softkey To set the number of trace scale di...
Страница 78: ...ftkey 5 9 6 Reference Level Automatic Selection This function executes automatic selection of the reference level in rectangular coordinates After the function has been executed the trace of the measu...
Страница 79: ...delay is set for each trace individually Before you set the electrical delay assign the active trace To set the electrical delay use Electrical Delay softkey in the main menu 5 9 8 Phase Offset Setti...
Страница 80: ...ndwidth narrowing allows to reduce self noise and widen the dynamic range of the Analyzer Also the sweep time will increase Narrowing of the IF bandwidth by 10 will reduce the receiver noise by 10 dB...
Страница 81: ...become equal The averaging should be set for each channel individually Before you set the averaging assign the active channel To turn the averaging function on off use Averaging softkey To set the av...
Страница 82: ...The default settings of your A333 are specified in Appendix 1 To restore the initial condition of the Analyzer use System Preset OK softkeys 5 12 Reference Frequency Oscillator Selection The Analyzer...
Страница 83: ...and width of Data traces Memory traces Graph grid Font size of Softkeys Channel window Channel status bar Instrument status bar Invert color of graph area Hide show menu bar Hide show frequency label...
Страница 84: ...ill affect all the traces with the same number in deferent channels To change the color of the background or grid of the graph click Background or Grid softkey Then select the rate from 0 to 255 of co...
Страница 85: ...for all the graphs To change the grid style click Grid Style softkey Then select the style of the grid These changes will be automatically made for all the graphs To change the font size click Font Si...
Страница 86: ...07 2008 GS Instruments Co Ltd 86 To set the graticule label mode Y axis use Graticule softkey Then select one of the available options off on for active trace on for all the traces To restore the defa...
Страница 87: ...rs caused by imperfections in the components of the measurement system Such errors occur repeatedly and their characteristics do not change with time Systematic errors can be determined and then reduc...
Страница 88: ...scribes errors while a signal flow graph shows how these errors affect the measurement system Error model subdivides the systematic errors into the following categories Directivity Source match Load m...
Страница 89: ...the signal transmitted through the DUT reflects at the receiver port and comes to the output of the DUT The error occurs in transmission measurements and in reflection measurements for a 2 port DUT L...
Страница 90: ...imilar Figure 6 2 One port error model Where S11a reflection coefficient true value S11m reflection coefficient measured value The measurement result at port 1 is affected by the following three syste...
Страница 91: ...the case where port 2 is the stimulus source The signal flow graphs of errors effect in a two port system are represented in figure 6 3 Figure 6 3 Two port error model Where S11a S21a S12a S22a true v...
Страница 92: ...21m S12m S22m That is why to update one or all of the S parameters you need to perform two sweeps with port 1 as a signal source and with port 2 as a signal source 6 1 3 Calibration Steps The process...
Страница 93: ...ibration coefficients systematic errors The table of calibration coefficients is saved into the memory of the Analyzer and used for error correction of the measured results of any DUT Calibration is a...
Страница 94: ...RU 2 LOADs 3 Et1 Ex1 2 or Et2 Ex2 2 Low Full One Port Calibration S11 or S22 SHORT OPEN LOAD Er1 Ed1 Es1 or Er2 Ed2 Es1 High One Path Two Port Calibration S11 S21 or S12 S22 SHORT OPEN LOAD THRU 2 LOA...
Страница 95: ...standard being used an OPEN SHORT or THRU respectively 6 1 6 Directivity Calibration Optional A333 offers optional directivity Ed calibration feature which can be used along with reflection normalizat...
Страница 96: ...on and a THRU standard connection between the calibrated source port and the other receiver port One path two port calibration allows for correction of Ed Es and Er errors of the source port and a tra...
Страница 97: ...an equivalent circuit with predefined characteristics is used 6 1 12 Calibration Kits List The Analyzer provides memory space for eleven calibration kits The first five items are the kits with manufac...
Страница 98: ...eing used among the predefined kits or define a new one and enter its parameters The procedure of a calibration kit definition and editing is described in section 6 2 6 1 13 Calibration Standard Model...
Страница 99: ...mission line between the calibration plane and the standard to be defined due to the skin effect The loss is defined in sec at 1 GHz frequency The loss of a standard is determined by measuring the del...
Страница 100: ...s described in section 6 2 Note Selection of calibration kit defines the system impedance in accordance with the value specified for the kit If necessary the user can change the system impedance after...
Страница 101: ...on of the measurement a check mark will appear in the left part of the softkey Note The upper line of the softkey indicates the type of the standard being used SHORT OPEN LOAD or THRU The lower line o...
Страница 102: ...correction function Note You can check the calibration status in channel status bar See table 6 5 or in trace status field See table 6 6 6 1 16 Transmission Normalization Transmission normalization is...
Страница 103: ...ent is in progress On completion of the measurement a check mark will appear in the left part of the softkey Note The upper line of the softkey indicates the type of the standard being used SHORT OPEN...
Страница 104: ...See table 6 6 6 1 17 Full One Port Calibration Full one port calibration is the most accurate calibration method used for one port reflection coefficient S11 or S22 measurements The three calibration...
Страница 105: ...in the left part of the softkey Note The upper line of the softkey indicates the type of the standard being used SHORT OPEN LOAD or THRU The lower line of the softkey indicates the label of the standa...
Страница 106: ...direction e g S11 and S21 This method involves connection of the three calibration standards to the source port and connection of a THRU standard between the calibrated source port and the other recei...
Страница 107: ...ard Connect a THRU standard between the test ports If the port connectors allow through connection connect them directly zero electrical length thru Perform measurement using Thru softkey The instrume...
Страница 108: ...check mark will appear in the left part of the softkey To complete the calibration procedure click Apply This will activate the process of calibration coefficient table calculation and saving it into...
Страница 109: ...s two one port calibrations for each test port with measurement of transmission and reflection of a THRU standard in both directions See figure 6 10 You can also perform isolation calibration by measu...
Страница 110: ...connection connect them directly zero electrical length thru Perform measurement using Port 1 2 Thru softkey The instrument status bar will indicate Calibration in progress when the measurement is in...
Страница 111: ...ulation and saving it into the memory The error correction function will also be automatically enabled To clear the measurement results of the standards click Cancel This softkey does not cancel the c...
Страница 112: ...for some traces of the channel The stimulus values are same for calibration and the measurement C Error correction is enabled for some traces of the channel Interpolation is applied C Error correction...
Страница 113: ...fined standard into the kit e g a zero length thru To precise the standard parameters to improve the calibration accuracy A new user defined calibration kit adding can be required if the user needs to...
Страница 114: ...le F male M Note A LOAD standard can have same labels for two physical loads female F male M as they have similar parameters In the process of calibration the selection of the standards of the same ty...
Страница 115: ...e each calibration standard of it The label will be later indicated on the calibration softkeys To change the label of a user defined calibration kit use Label softkey The changes made by the user to...
Страница 116: ...standard submenu If you do not see it click the navigation softkey to scroll down the menu 6 2 8 Calibration Standard Editing To edit parameters of a calibration standard click the softkey with the l...
Страница 117: ...the third degree L L0 L1 f L2 f 2 L3 f 3 where f frequency Hz L0 L3 polynomial coefficients For all the standards the following transmission line parameters should be defined Offset delay Offset impe...
Страница 118: ...t of the absolute values of the stimulus and the measured parameter in the selected points of the trace Readout of the relative values of the stimulus and the measured parameter related to the referen...
Страница 119: ...m the marker shows the measurement parameter value plotted along Y axis in one of the display formats See table 5 6 In polar diagram the marker shows two or three values listed in table 7 1 Table 7 1...
Страница 120: ...ng the numerical value from the keyboard or by dragging and dropping the marker using the mouse or enabling the search function Marker search function is described in section 7 1 9 To set the marker s...
Страница 121: ...marker can be indicated on the trace as follows R symbol of the active reference marker on the trace R symbol of the inactive reference marker on the trace The reference marker displays the stimulus...
Страница 122: ...e traces If the coupling feature is off the position of the markers with same numbers along X axis will be independent See figure 7 3 Figure 7 3 Marker coupling feature To enable disable the marker co...
Страница 123: ...Analyzer 2007 2008 GS Instruments Co Ltd 123 Figure 7 4 Marker table To show hide the marker table use Marker Properties Marker Table softkey 7 1 8 Marker Value Indication Capacity You can customize t...
Страница 124: ...alue of the trace Search for peak value Search for target level The search can be turned on as a single operation or as a search tracking The single search operation is a search executed only with pre...
Страница 125: ...or minimum search is executed for the first out of the three values of the marker Before you start maximum or minimum search assign the active marker To locate the maximum or minimum values use Maxim...
Страница 126: ...for the peaks meeting the following conditions The peaks must have the polarity positive negative or both specified by the user The peaks must have the peak deviation not less than the value assigned...
Страница 127: ...rest peak search use Search Peak softkey To activate the greatest peak search use Search Max Peak softkey To activate the left peak search use Search Peak Left softkey To activate the left peak search...
Страница 128: ...he target level search are available Search for nearest target Search for left target Search for right target Note In Smith chart or polar diagrams the target level search is executed for the first ou...
Страница 129: ...The bandwidth search function enables you to determine the bandwidth parameters of the trace See figure 7 8 The bandwidth search function is based on the position of the active marker Place the marker...
Страница 130: ...higher frequency point of the bandwidth cutoff level and the trace intersection F2 Quality Factor Q The ratio of the center frequency to the bandwidth Cent BW Loss loss The measured value in the acti...
Страница 131: ...a Xi array where i 1 N N number of points The trace statistics function determines and displays the following parameters See table 7 3 Table 7 3 Parameter Description Symbol Definition Formula Mean Va...
Страница 132: ...arameters Stimulus start Stimulus stop Stimulus center Reference level Electrical delay Before making the settings assign the active marker To set the stimulus start use Marker Start softkey To set th...
Страница 133: ...of the channel To open the fixture simulation menu use Analysis Fixture Simulator softkey Note Label ON on the Fixture Simulator softkey indicates that one of the three simulation functions is enable...
Страница 134: ...softkey indicates the status of the function On Off Then enter the value of the simulated impedance of Port 1 using Port 1 Z0 softkey Then enter the value of the simulated impedance of Port 2 using P...
Страница 135: ...22 for a number of frequencies The de embedding function allows to mathematically exclude from the measurement results the effect of the fixture circuit existing between the calibration plane and the...
Страница 136: ...it S parameters of Port 2 use S parameters File softkey After you have specified the file you can enable the function for Port 2 using Port 2 softkey If the file is not specified this softkey is inact...
Страница 137: ...oftkey indicates the status of the function On label means that the embedding function is enabled at least for one of the test ports To enter the file name of the embedded circuit S parameters of Port...
Страница 138: ...The stimulus axis label will be displayed for the active trace in frequency or time units The transformation function allows for setting of the measurement range in time domain within Z transformation...
Страница 139: ...f windows are available Minimum rectangular window Normal window Maximum window You can smoothly fine tune the window settings from minimum to maximum entering the numerical values Table 7 4 Preprogra...
Страница 140: ...sweep mode 7 3 2 Time Domain Transformation Range To define the range of time domain representation you can set start and stop or center and span values of the range To set the start and stop limits...
Страница 141: ...Beta softkey The available values are from 0 to 13 0 corresponds to minimum window 6 corresponds to normal window 13 corresponds to maximum widow Note The impulse width and of the Kaiser Bessel filter...
Страница 142: ...r Z Y 1 Equivalent impedance Zt and equivalent admittance Yr in transmission measurement 2 0 0 0 0 b a ab b a t Z Z S Z Z Z t t Z Y 1 Inverse S parameter ab S 1 Where Z0a characteristic impedance of P...
Страница 143: ...f one or several segments See figure 7 13 Each segment checks the measurement value for failing whether upper or lower limit The limit line segment is defined by specifying the coordinates of the begi...
Страница 144: ...e 7 14 Fail label will be displayed in red in the trace status field The points of the trace which failed the judgment will be highlighted in red in the graph Fail label will appear in the center of t...
Страница 145: ...ghted row will be deleted To clear the entire table use Clear Limit Table softkey To save the table into lim file use Save Limit Table softkey To open the table from a lim file use Restore Limit Table...
Страница 146: ...o called memory trace can be created The memory trace is displayed in the same color as the main data trace but its brightness is twice lower5 The data trace shows the currently measured data and is c...
Страница 147: ...The following data trace settings if changed after the memory trace creation do not influence the memory trace stimulus auxiliary parameters e g power in frequency sweep mode measured parameter S par...
Страница 148: ...ace status field indicates D M 7 6 1 Saving Trace into Memory The memory trace function can be applied to the individual traces of the channel Before you enable this function assign the active trace T...
Страница 149: ...Network Analyzer 2007 2008 GS Instruments Co Ltd 149 7 6 3 Mathematical Operations To access math operations click Data Math softkey Then select the required operation from the submenu Data Mem Data...
Страница 150: ...le of calibration coefficients and data traces1 The Analyzer settings that become saved into the Analyzer state file are the parameters which can be set in the following submenus of the softkey menu A...
Страница 151: ...and recall the files with arbitrary names For this purpose use File softkey which will open the Save as dialog box To open the menu for saving and recalling of the Analyzer state use Save Recall soft...
Страница 152: ...clicking Autorecall softkey To recall a state from the file with an arbitrary name use File softkey 8 2 Data File Saving The Analyzer allows saving the measured parameters of the active channel into...
Страница 153: ...egrees DB logarithmic magnitude in dB and phase in degrees Z0 reference impedance value F n frequency at measurement point n real part RI linear magnitude MA logarithmic magnitude DB imaginary part RI...
Страница 154: ...sion 1 0 June 2008 A333 Network Analyzer 2007 2008 GS Instruments Co Ltd 154 Magnitude Angle linear magnitude phase dB Angle logarithmic magnitude phase Click Save File softkey to open Save as dialog...
Страница 155: ...MS Word Image Viewer for Windows Print Wizard Note MS Word application must be installed in Windows system Note Image Viewer for Windows must be properly assigned Note The Print Wizard requires at le...
Страница 156: ...r using Print Color softkey Color Gray Scale Black White If necessary invert the image by Invert Image softkey If necessary select printing of date and time by Print Date Time softkey Then select the...
Страница 157: ...or stains on them can significantly affect the measurement capabilities of the instrument To clean the test ports as well as other connectors of the Analyzer use the following procedure using compress...
Страница 158: ...he Analyzer should be performed in accordance with Performance Test Instructions for A333 Network Analyzers The Analyzer software is provided with System Performance Test submenu for automatic verific...
Страница 159: ...ranty is considered void if the defect or damage is caused by improper storage misuse neglect inadequate maintenance or accident b the product is tampered with modified or repaired by an unauthorized...
Страница 160: ...u Incheon 402 200 Korea Product Information and Technical Assistance www gsinstrument com protek gsinstrument com Jason gsinstrument com Revision History Date Version Changes 11 2007 Original Copyrigh...
Страница 161: ...lyzer Trigger Signal Source Internal Analyzer Reference Channel Error Correction ON Analyzer Factory Calibration ON Analyzer Allocation of Traces Channel Vertical Divisions 10 Channel Channel Title Ba...
Страница 162: ...nge Setting Start Stop Channel Averaging OFF Channel Averaging Factor 10 Channel Trigger Mode Continuous Channel Table of Calibration Coefficients Empty Channel Error Correction OFF Channel Port Z Con...
Страница 163: ...pe Bandpass Trace Smoothing OFF Trace Smoothing Aperture 1 Trace Trace Display Mode Data Trace Limit Test OFF Trace Limit Line Display OFF Trace Defined Limit Lines Empty Trace Number of Markers 0 Tra...
Страница 164: ...Version 1 0 June 2008 A333 Network Analyzer 2007 2008 GS Instruments Co Ltd 164...
