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Ceyear 4041 Series, User Manual

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Chapter IX Field Strength Measurement Mode (Option) 

120 

6)

 

  Press 

【

Swp/Ant

】

→ [Dwell Time +∞ Man], and set the dwell time. 

7)

 

  Press 

【

Swp/Ant

】

→ [Dwell Time Off On] to enable or disable the dwell time. 

8)

 

  Press 

【

Marker

】

→ [Marker Off On] to enable or disable the marker. 

9)

 

  Press 

【

Peak

】

  to directly set the marker at the maximum point. 

 

he MScan mode can be enabled only the list is not empty.

 

The schematic diagram of MScan mode is shown in the Fig below (example). 

 

Fig. 9-3 Schematic Diagram of MScan Mode 

CAUTION 

Summary of Contents for 4041 Series

Page 1: ...4041 Series Spectrum Analyzer User Manual China Electronics Technology Instruments Co Ltd...

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Page 3: ...4041 Series Spectrum Analyzer User Manual 2 731 1098SSCN China Electronics Technology Instruments Co Ltd...

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Page 7: ...potentially available functions and technical specifications Chapters II IX mainly covers operation instructions Specifically speaking Chapter II describes the method to handle a newly received spectr...

Page 8: ...teps fault information description and repair methods However due to limitations of the author the manual may be subject to errors or deficiencies We sincerely welcome your corrections We apologize fo...

Page 9: ...ent the tested device from being damaged by the high power signals output by the unit 2 As the unit may output a higher power during self test please disconnect all the external equipment in this case...

Page 10: ...be opened only by the authorized personnel Before opening the unit or performing other operations to it cut off the power supply first Only the technician of the manufacturer can perform such operati...

Page 11: ...erence Analyzer Menu 87 CHAPTER VI POWER METER MODE OPTION 94 Section 1 Introduction to Typical Measurement 94 Section 2 Power Meter Menu Structure 96 Section 3 Description of Power meter Menu 97 CHAP...

Page 12: ...e and Out of band Responses 159 11 13 Residual response 161 11 14 Reference level 164 11 15 Scale fidelity 166 11 16 Total level uncertainty 167 11 17 Input attenuator 169 11 18 Input voltage standing...

Page 13: ...d rules or incorrect operation may lead to personal injury It is not allowed to proceed until the warning conditions are fully comprehended and satisfied A CAUTION sign provides prompt on important in...

Page 14: ...igh brightness LCD and integrated design of capacitive touch screen large button and virtual button combination design its operation convenience is improved For its performance specifications it has e...

Page 15: ...easurement channel power occupied bandwidth adjacent channel power emission mask carrier to noise ratio audio demodulation IQ capture tracking generation and other intelligent measurement functions Li...

Page 16: ...erference Analyzer AM FM PM analyzer USB Power meter and Channel scanner and it also has a number of measurement functions including the channel power occupied bandwidth adjacent channel power carrier...

Page 17: ...tions Model 4041D E F G Frequency range 4041D 9 kHz 20 GHz 4041E 9 kHz 26 5 GHz 4041F 9 kHz 32 GHz 4041G 9 kHz 44 GHz Tuning resolution 1 Hz Frequency reference Nominal frequency 10 MHz Frequency refe...

Page 18: ...40 GHz 140 dBm 40 GHz 44 GHz Second harmonic distortion 0 dB attenuation 30 dBm input signal 60 dBc Third order intermodulation distortion 15 dBm double tone signal 100 kHz interval 0 dB attenuation...

Page 19: ...30dBm typical value 10dB attenuation preamplifier off 23dBm typical value 10dB attenuation preamplifier off 13dBm typical value preamplifier on Reference Level Logarithmic scale 120 dBm 30 dBm 1 dB s...

Page 20: ...8 Article I Instructions...

Page 21: ...9...

Page 22: ...due to the handling and if it has obvious damage do not power it on Please contact our Business Center by the contact means in the foreword We will promptly repair or replace it as appropriate Sectio...

Page 23: ...r must wear wrist straps with ESD protection before touching connectors and core wires or assembling any part c Before connecting the cable to the instrument for testing be sure to ground the center c...

Page 24: ...ting on the surface of the display so never use any cleaning agent containing fluoride acid or alkali Do not spray the cleaning agent directly onto the display panel otherwise the cleaning agent may l...

Page 25: ...comes on to show that the startup process takes about 30 s displaying the normal startup status interface After warming up for 10 minutes there should be no alarm indications on the display interface...

Page 26: ...y the menu buttons on the right are indicated in the form of XXX and XXX is the menu name 3 1 1 Display area The 4041 series spectrum analyzer is designed with a 12 1 inch color touch screen for reali...

Page 27: ...software menu display area bottom information display area and bottom function key zone 1 Top information display area The top information display area is on the top of the screen displaying the infor...

Page 28: ...zone is located at the bottom of the screen and mainly displays two kinds of information Local Display the current working status of the spectrum analyzer either local or remote control The current c...

Page 29: ...unction key zone The function key zone is located at the bottom of the screen for changing the parameter settings of the measurement including 10 keys Freq For setting the center frequency start and s...

Page 30: ...asic Operations 18 power key for more than 3 s can turn on the spectrum analyzer When the instrument is in the working state pressing and holding the power key for more than 3 s can turn off the spect...

Page 31: ...e output signal power is 5 dBm 35 dBm 4041 series tracking generator output interface uses N type female port 3 10 MHz input output port for connecting 10 MHz signal of the external equipment as a ref...

Page 32: ...a USB you need to install a device driver 2 A type USB interface For connecting to the USB peripherals such as USB storage devices USB power probes etc 3 LAN network port This is a network port of 10...

Page 33: ...Chapter III Basic Operations 21...

Page 34: ...nction of spectrum analyzer is enabled and the activated marker is placed on the signal peak the marker peak will always be displayed at the center frequency of spectrum analyzer which is convenient f...

Page 35: ...rier power to noise power and contains carrier bandwidth noise bandwidth offset frequency span carrier power noise power carrier to noise ratio and other parameters Emission mask The emission mask fun...

Page 36: ...es are started from pressing Preset key 4 1 1 Channel Power measurement In this section the channel Power measurement of FM signal is taken as an example to demonstrate the method to measure the chann...

Page 37: ...the numeric key f Set the channel power bandwidth Press Measure Channel Power and Channel BW successively and then set the channel power bandwidth to 1 MHz with the numeric key g Set the channel power...

Page 38: ...ed at the bottom of the screen The channel Power measurement is as shown in Fig 4 2 Fig 4 2 Channel Power meter of FM signal 4 1 2 Occupied bandwidth measurement In this section the occupied bandwidth...

Page 39: ...of spectrum analyzer to the frequency of the measured signal i e 1 GHz with the numeric key d Set the resolution bandwidth Press BW and Res BW Auto Man successively and then set the resolution bandwi...

Page 40: ...e to use the dBc down method press Measure OBW and dBc 3 00 dB successively and then change the value of X dB with the numeric key the UP or DOWN key or the knob The set value of X dB ranges from 0 1...

Page 41: ...intermodulation measurement of WBFM signal is quite complex and the adjacent channel power ratio ACPR is closely related to the intermodulation products caused by the nonlinear distortion the adjacent...

Page 42: ...he numeric key j Start the adjacent channel power ratio test Press ACPR Off On after that the measurements are displayed at the bottom of the screen Schematic diagram of adjacent channel power ratio m...

Page 43: ...strates the way to display two signals on the screen of spectrum analyzer simultaneously and introduces the way to set the resolution bandwidth mixer level and reference level as well as the use of so...

Page 44: ...he two signal generators to verify that the amplitudes of input signal are identical Press Marker Detla Peak and Next Pk Adjust the signal generator corresponding to the marker until the difference of...

Page 45: ...t to perform relative measurement at this time Press Peak to activate a marker Press Marker and Detla to activate the second marker Press Peak and Next Pk Left or Next Pk Right to set the second marke...

Page 46: ...ula shown below 2 dB L TOI 3 im in Where in L represents the two input signal levels dBm 3 im dB represents the difference between the third order intermodulation product and the input signal level dB...

Page 47: ...amplitude at 20 dBm connect the signal generator output to the input port of spectrum analyzer as shown in Fig 4 1 and activate the RF output b Set the center frequency span and reference level of the...

Page 48: ...ion of the 4041 series spectrum analyzer is used to measure the signal to noise ratio and noise The instance describes the signal to noise ratio measurement of signal carrier of a single frequency poi...

Page 49: ...th For example if the data read by the spectrum analyzer is 85dB Hz and the current channel bandwidth is 30 kHz the signal to noise ratio should be S N 85dB Hz 10 log 30 kHz 40 2 dB 30 kHz At this tim...

Page 50: ...Press Sweep Sweep Time Auto Man 3 s When the average detection is adopted increasing the sweep time can average the trace data in longer intervals so as to reduce the measurement error e Move the mark...

Page 51: ...ting sets and signal generators have harmonic waves whose components should be measured usually 1 Recognition of distortion generated by the spectrum analyzer When a large signal is input in the spect...

Page 52: ...pt Atten Auto Man 10 dB Note to observe the reading of differential marker as shown in Fig 4 13 This reading is the distortion difference generated by the attenuator set at 0 dB and 10 dB When the att...

Page 53: ...er reading can be decreased by changing the attenuator setting 2 Quick measurement method of harmonic wave This instance measures the harmonic wave components of signal with frequency of 1 GHz and pow...

Page 54: ...manual function Reduce the video bandwidth by the key to decrease the video bandwidth d In order to improve the measurement precision set the fundamental wave peak level to the reference level Press...

Page 55: ...thod 1 The Fig shows that the amplitude difference between the fundamental wave and second harmonic wave is about 60 dB or 0 1 of harmonic distortion refer to Fig 4 17 0 1 1 0 10 0 100 60 50 40 30 20...

Page 56: ...uency at 1 GHz and signal power at 10 dBm connect the signal generator output to the input port of spectrum analyzer as shown in Fig 4 1 and turn on the RF switch b Set the starting frequency and endi...

Page 57: ...ure the second harmonic wave Press Marker Marker Marker Center and the step key Conduct the step operation to shift the center frequency of spectrum analyzer to the second harmonic wave Press Peak Pea...

Page 58: ...ed in general condition In order to test this parameter the amplitude of each harmonic wave must be tested in the linear unit e g Volt but not the relative unit dBc Press Ampt Amplitude Unit Volt This...

Page 59: ...ed the wide band mode At this time the display shows the spectral envelope depicted by the pulse bursts halved by the pulse repetition frequency 2 Measurement of center frequency sidelobe ratio and pu...

Page 60: ...de In this case the steps to measure the sidelobe ratio pulse width and peak pulse power are all not applicable and the resolution bandwidth should be set to more than 1 kHz Fig 4 21 Trace display by...

Page 61: ...e between the two sidelobe envelope peaks Press Marker Detla Peak Next Pk Right Next Pk Right At this time the reciprocal of frequency difference of the read differential marker is the pulse width as...

Page 62: ...lse modulation and RF output b Set the spectrum analyzer Press Preset key Press Freq 1 GHz Press Span 10 MHz Sweep Sweep Time Auto Man 1 705 s Press BW Res BW Auto Man 1 kHz Press BW Video BW Auto Man...

Page 63: ...BWi Where Teff Pulse width unit s BWi Impact bandwidth unit Hz 1 5 resolution bandwidth used to measure the pulse width When the spectrum analyzer is under the narrow band measurement mode Peak pulse...

Page 64: ...Generator Off On In the default state select the dot frequency source output when the tracking generator is switched on b Press Measure Generator Power 0 dBm to set the power of output signal c Press...

Page 65: ...measurement reduces the cable loss during the measurement process It can reflect the amplitude frequency characteristic of tested object in a more accurate way For example of testing the amplitude fre...

Page 66: ...sted object will be added for direct observation of amplitude frequency characteristic of tested object The screen of amplitude frequency characteristic of 2 3 GHz 2 4 GHz band pass filter is shown in...

Page 67: ...RBW VBW 1 Detector Auto Auto Detector Normal Peak Neg Peak Sample Back Average RMS Marker 1 2 3 4 5 6 Marker Normal Detla Marker Noise Off On Counter Mkr Off On Marker Marker Center Marker Marker CF S...

Page 68: ...dd Seg Edit List Delete Seg Delete All Done Cancel Head Tail Page Up Page Down Done Delete All Delete Cancel Limit Upper Lower Limit Display Off On Test Off On Edit Limit Margin 0 0 dB Frequency Edit...

Page 69: ...PR Off On Center Freq ACPR Ch Spacing 3 000MHz Main Ch BW 3 000MHz Adj Ch BW 3 000MHz Limit Test Off On Upper Limit 0 0 dB ACPR Back Lower Limit 0 0 dB More 2 of 2 Back More 1 of 2 IQ Capture Off On S...

Page 70: ...ete Src File Back Internal Location USB AliLO Nulling System Date Time Display GPS LAN Freq Ref Int Ext More 1 of 2 GPS Off On GPS GPS Info Reset Back Default Display Black White Night Vision Back Pre...

Page 71: ...ystem System Info Error Log Title Off On Admin More 2 of 2 Language English Back Head Error Log Tail Delete All Page Up Page Down Back Date Format Y M D Date Format M D Y D M Y Back Fig 4 31 Block Dia...

Page 72: ...p up the signal standard menu including Header Footer Page Up Page Down Recall and other soft menus and then select the required signal standard file by clicking Recall Channel No Press this menu to d...

Page 73: ...t functions are enabled Special Attention As a function option the intermediate frequency output menu can only be used in the zero span mode 4 3 3 IF output menu As a function option the zero span int...

Page 74: ...the manual mode The range of attenuation is 0 dB 50 dB Scale Div Press Ampt Scale Div to adjust the size of screen ordinate gridline use the numeric keys on the front panel and then select the freque...

Page 75: ...VBW ratio in the automatic mode Average Off On Press BW Average Off On to select the average function This function sets the detector as sampling mode and continuously average the traces simultaneousl...

Page 76: ...Neg Peak It is used to select the negative peak detection mode The enabling of this mode allows the trace to display the negative peak level This mode is used in the self test of broadband millimeter...

Page 77: ...er Noise Off On Press Marker Marker Noise Off On to select the on off state of noise marker When On is selected the noise marker will be activated Then the noise power of normalizing the noise to 1 Hz...

Page 78: ...in the upper right corner of screen Next Pk Press Peak Next Pk to move the active frequency standard to the next maximum peak point associated with the current location of the frequency standard on th...

Page 79: ...er to select the Power meter mode For detailed introduction see Chapter 6 Power meter Mode Channel Scanner Press Mode Channel Scanner to select the Channel scanner mode For detailed introduction see C...

Page 80: ...s between adjacent measurement points are equal The list sweep mode is optional In list sweep mode the frequency is swept according to the defined frequency ranges listed and other corresponding param...

Page 81: ...lay the max amplitude and the frequency drift Trace 1 2 3 Trace Clear Write Max Hold Min Hold View Blank Trace 1 2 3 Press Trace Trace 1 2 3 to select the trace The spectrum analyzer can provide trace...

Page 82: ...it Press Limit Save Limit to save the limit Recall Limit Press Limit Recall Limit It contains several soft menus such as Header Footer Page Up Page Down Recall Delete and Cancel for recalling or delet...

Page 83: ...perform field strength test quickly with the cooperation of corresponding test antenna Field Strength Off On Field Strength Recall Atenna Edit Antenna Back Save Antenna Field Strength Off On Press Mea...

Page 84: ...channel power span is the frequency range of the sweep If the channel power span should be set larger than or equal to that of the channel power bandwidth If it is not the spectrum analyzer will auto...

Page 85: ...contains a certain percentage of the power of the entire transmission signal The percentage of the power may be set by the user The dBc down method defines the occupied bandwidth as the distance betwe...

Page 86: ...enter frequency Main Ch BW Press Measure ACPR Main Ch BW and use numeric keys to set the main channel width Adj Ch BW Press Measure ACPR Adj Ch BW and use numeric keys to set the adjacent channel widt...

Page 87: ...keys to set the carrier bandwidth and the default value is 3 MHz Noise BW Press Measure C N Noise BW Use the numeric keys to set the carrier bandwidth and the default value is 3 MHz Offset Press Meas...

Page 88: ...pped up such as Header Footer Page Up Page Down Recall and Delete for you to select the desired limit document to be recalled Ref Power Press Measure Emission Mask Ref Power to set the reference mode...

Page 89: ...Q Capture Save to save the data acquired Tune Listen Off On Tune Listen Demod Type FM Listen Time 100 000ms Listen Mode Int Cont Volume 95 Back Tune Listen Off On Press Measure More 1 of 2 Tune Listen...

Page 90: ...of the output signal of the tracking generator from the current sweep frequency the frequency of the tracking generator must be within 100 kHz 20 GHz Normalize Off On Relative Ref 0 0dB Ref Position...

Page 91: ...nager Location Internal Store State Press File Store State to store the current sweep status parameter Recall State Press File Recall State to pop up status file list and read the stored status files...

Page 92: ...ut Off On AliLO Nulling Press System AliLO Nulling to select zero frequency calibration when needed by the user and the calibration result will be saved in the internal memory of the instrument Date T...

Page 93: ...Error Log Press System Error Log to pop up the related soft menus including Head Tail Page Up Page Down and Delete All to view the related error information Title Off On Press System Title Off On to n...

Page 94: ...riate resolution bandwidth with the number keys or knob Similarly set the appropriate video bandwidth c Press Ampt Ref Level and set the current maximum point close to the top of the display zone Pres...

Page 95: ...eep time between two adjacent points in each sweeping b Press Record Sweep Time to set the span record time After reaching the set span time the display interface will not be refreshed Press Record Au...

Page 96: ...Chapter V Interference Analyzer Mode Option 84 Fig 5 2 RSSI Test Diagram of Interference Analyzer...

Page 97: ...rage Off On SPAN RBW 100 RBW VBW 1 Detector Auto Auto Detector Normal Peak Neg Peak Sample Average RMS Back Marker 1 2 3 4 5 6 Marker Normal Delta Noise Marker Off On Marker Off All Off Marker Center...

Page 98: ...Data Save Pic Default State File Manager Location Internal Header Page up Page down Immediately call Delete Delete all Cancel Src File File Manager Dst File Copy Delete Src File Back Internal Location...

Page 99: ...nit via the numeric keys on the front panel or set it by using keys and the knob CF Step Auto Man Press Freq CF Step Auto Man to select step freq to manual or auto and alse set a frequency unit via th...

Page 100: ...Ref Level 0 0dBm Amplitude Ref Position Atten Auto Man Scale Div 20 0dB Units dBm Pre Amp Off On Ref Level Press Ampt Ref Level and select dBm dBm mV or uV in the frequency unit menu by using the num...

Page 101: ...or smooth traces to improve the ability to detect weak signals among noise signals This instrument supports setting of variable resolution bandwidth ranging from 1 Hz to 10 MHz with the step of 1 3 10...

Page 102: ...r Off On Marker Off All Off Marker 1 2 3 4 5 6 Press Marker Marker 1 2 3 4 5 6 to switch display of different markers The selected marker is underlined Normal Press Marker Normal to set the marker dis...

Page 103: ...earch to set the current active marker to the maximum peak point of the measurement trace and display the frequency and amplitude of such marker at the upper middle position of the screen Next Pk Pres...

Page 104: ...Sweep Type Continuous Single Press Sweep Sweep Type Continuous Single The sweep type setting determines how the integrated tester sweeps and when to stop sweep and be in hold mode There are two types...

Page 105: ...easure Spectrum to switch the measurement mode to spectrum measurement Spectrogram Press Measure Spectrogram to switch the measurement mode to the Spectrogram RSSI Press Measure RSSI to switch the mea...

Page 106: ...nt reading is displayed on the display interface of the 4041 series USB Power meter mode The test block diagram is shown in Fig 6 1 and the attenuator is added as needed All operations in this section...

Page 107: ...to 20 dBm N m 87231 10 MHz to 18 GHz 60 dBm to 20 dBm N m 87232 50 MHz to 26 5 GHz 60 dBm to 20 dBm 3 5 mm m 87233 50 MHz to 40 GHz 60 dBm to 20 dBm 2 4 mm m Connection of power probe a Connect the sm...

Page 108: ...Hold Off On Average Off On Average Limit Off On Limit Upper Limit Lower Limit Alarm Off On Zero Calibrate Save State File Recall state Save Pic Default State File Manager Location Internal Header Pag...

Page 109: ...he knob and the default step of change is 1 dB Min Value Press Ampt Min Value It is the minimum value of the current display signal and can be changed by using the numeric keys or by using or the knob...

Page 110: ...alue i e the noise in the channel is deducted and the reading at this time is the real channel input signal level The zero calibration of the USB power probe is the same as that of general power probe...

Page 111: ...Chapter VI Power Meter Mode Option 99 The functions of saving and recalling the data file are not available in the power meter mode CAUTION...

Page 112: ...PM to select the type of the analog signal to be demodulated 2 Press Freq Center Freq and set the center frequency of the measured signal 3 Press BW IFBW and set the appropriate IF bandwidth with the...

Page 113: ...uency of the measured signal as 6GHz 3 Press BW IFBW and set the IF bandwidth as 100kHz 4 Press Audio Spectrum Span and set the span as 100kHz 5 Press Audio Waveform Sweep Time and set the sweep time...

Page 114: ...Off On Peak Search Peak Next Peak Next Pk Left Next Pk Right Max Search Min Search Marker Center OBW Off On RF Spectrum Method dBc 99 00 Span Audio Spectrum Scale Div 10 0dB Ref Position dBc 3 00dB M...

Page 115: ...Data Save Pic Default State File Manager Location Internal Head Page Up Page Down Done Delete Delete All Cancel Src File File Management Dst File Copy Delete Src File Back Internal Location SD USB Ta...

Page 116: ...s and the knob Stop Freq Press Freq Stop Freq to select the corresponding frequency unit via the numeric keys on the front panel or set it by using keys and the knob CF Step Auto Man Press Freq CF Ste...

Page 117: ...nuator auto or manual mode in the menu by using the numeric keys or by using keys and the knob Special Attention The setting range of the attenuation value is between 0 dB and 60 dB and the step is 10...

Page 118: ...e markers it is time difference in zero span mode and the amplitude value displayed is in dB Select Trace Press Marker Select Trace and pop up the trace related soft menu including Radio Frequency Spe...

Page 119: ...to the marker frequency this function can quickly move the signal to the center position of the screen and this operation is only valid for the radio frequency spectrum Special Attention Each peak an...

Page 120: ...he observation of the audio spectrum traces You can change the reference position by using the numeric keys and clicking OK or by using keys and the knob 7 3 9 Audio waveform menu Sweep Time Audio Wav...

Page 121: ...t Audio Spectrum to select display of the audio spectrum only Audio Waveform Press Measurement Audio Waveform to select display of the audio waveform only Display All Press Measurement Display All to...

Page 122: ...which will not be separately described below 8 1 1 Channel Scanner Below is an example of the Channel Scanner mode mainly involving the following procedures 1 Press Sweep Channel Scanner Signal Std a...

Page 123: ...of the measured channel 3 Press Sweep FScan Bandwidth and set the bandwidth of the measured channel 4 Press Sweep FScan Number of Channels and set the number of measured channels At most 20 channels c...

Page 124: ...to be swept The information of each channel can be set by setting the signal standard and channel number or setting the frequency and bandwidth in the list 2 Press Sweep MScan Number of Channels and...

Page 125: ...Chapter VIII Channel Scanner Mode Option 113 Fig 8 3 Schematic Diagram of List sweep...

Page 126: ...anner Freq Scanner List Scanner Display Graph Table Measure Max Hold Off On Channel Unit Ch Freq Power Display Curr Max Color Code Single Dual Orientation Vert Hori Start Freq 890 000MHz Freq Scanner...

Page 127: ...o be scanned can be set For details see the List sweep submenu 8 3 2 Channel Scanner Menu Signal Std Ch Scanner Start Channel Number of Channels Channel Step 1 Bandwidth 200 000kHz Back Signal Std Pre...

Page 128: ...mber of Channels Press Scanner List sweep Number of Channels to set the number of channels to be measured At most 20 channels can be measured Signal Std Edit list Channel Frequency Bandwidth Done Canc...

Page 129: ...req Press Measurement Channel Unit Ch Freq to set the channel No or frequency display of the channel Power Display Curr Max Press Measurement Power Display Curr Max to set the display of the real time...

Page 130: ...e and field strength of frequency points in the list by recalling the edited or saved list All the operations in this chapter are based on the Field Strength mode which will not be separately describe...

Page 131: ...e the dwell time 9 Press Marker Marker Off On to enable or disable the marker 10 Press Peak to directly set the marker at the maximum point The dwell time refers to the time of dwelling at the frequen...

Page 132: ...f On to enable or disable the dwell time 8 Press Marker Marker Off On to enable or disable the marker 9 Press Peak to directly set the marker at the maximum point he MScan mode can be enabled only the...

Page 133: ...r Off On Max Search Peak Marker Off On CW Demod FM AM USB LSB Speaker Off On Volume 95 PScan Measurement FScan MScan Fig 9 4 Overall Block Diagram of Field Strength Menu Sweep Type Cont Single Swp Ant...

Page 134: ...te Save Data Recall Data Save Pic Default State File Manager Location Internal Header Page up Page down Done Delete Delete All Cancel Src File File Manager Dst File Copy Delete Src File Back Internal...

Page 135: ...set within the range of 1 MHz the top freq of the mode Freq Step Press Freq Freq Step Auto Man to change the dot frequency step by setting or and knob The frequency step is set to be 1 MHz automatica...

Page 136: ...evel 107 dBuV Press Ampt Ref Level 107 dBuV to set the reference value by selecting dBuV dBuV mV or uV in the frequency unit menu through the numeric keys on the front panel or using or and knob The r...

Page 137: ...on menu including Peak Average and Real Time 9 3 5 Marker menu Max Search Marker Marker Off On Max Search Press Marker Max Search to display the Marker at the point of the maximum value Marker Off On...

Page 138: ...ll time is infinite the value displayed on the main interface is the one set manually because the infinite time is specially set and can t be displayed on the main interface Stay Time Off On Press Swp...

Page 139: ...numeric keys or knob 9 3 9 List Edit Menu Edit List List Edit Save List Recall List Edit List Press List Edit Edit List to make the soft menus pop up including Add Point Delete Point Delete All Done...

Page 140: ...Chapter IX Field Strength Measurement Mode Option 128 9 3 11 File menu Please refer to the description of the file menu in the Spectrum Analyzer mode...

Page 141: ...Chapter IX Field Strength Measurement Mode Option 129...

Page 142: ...130 Article II Technical Instructions...

Page 143: ...Chapter IX Field Strength Measurement Mode Option 131...

Page 144: ...r as well as the switching filter and frequency conversion The attenuation value of the automatic program controlled step attenuator may be set by the whole machine according to the reference level or...

Page 145: ...p etc Frequency synthesizer board can provide 10MHz reference input output function externally and the internal reference loop output signal serves as the frequency reference of the local oscillation...

Page 146: ...l and external AM mode and low frequency output 1464C or E8257D 2 Spectrum Analyzer Frequency range 3 Hz 26 5 GHz DANL 100 dBm 4041 or E4440A 3 Function generator Waveforms sine triangle square wave e...

Page 147: ...f band rejection 50 dB 12 Low pass filter Stop frequency 18 GHz insertion loss 2 dB out of band rejection 40 dB FLP 1800 13 Low pass filter Stop frequency 26 5 GHz insertion loss 2 dB out of band reje...

Page 148: ...er Leakage current 0 5 mA 20 mA voltage 242 V 3 kV 5 kV CJ2673 25 Variable frequency power source Frequency 47 Hz 400 Hz Voltage 0 3 000 V AFC 1kW 26 High and low temperature alternating temperature h...

Page 149: ...Guide The reset instrument mentioned in the test steps refers to the reset mode of manufacturer If the equipment is in the user defined reset state it shall be changed to the reset state of manufactur...

Page 150: ...g 11 1 connect the RF output of synthesized signal generator1464C to the RF input of spectrum analyzer with the adapter and cable Set the output frequency of signal generator to the highest frequency...

Page 151: ...dBm and turn on the RF output switch 3 Set the spectrum analyzer as follows center frequency f0 span 500 kHz reference level 0 dBm the RBW sweep time etc are set automatically 4 Press Peak on the spe...

Page 152: ...2 4 mm m m cable 1 d Test steps Fig 11 3 Span Accuracy Testing Setup 1 Connect the test instrument as shown in Fig 11 3 The spectrum analyzer provides a reference frequency for the synthetic signal ge...

Page 153: ...n Count the frequency of modulation signal and calculate the actual sweep time and then compare it with the specified time to obtain the sweep time accuracy The sweep time accuracy is guaranteed by de...

Page 154: ...Next Pk Left or Next Pk Right Read the differential marker value and calculate as follows Sweep time error 100 marker differential reading 1 25 preset sweep time preset sweep time 3 Record the calcula...

Page 155: ...ter frequency 100 MHz span 30 MHz amplitude scale 1 dB div RBW 10 MHz with other items as the system default settings 5 Adjust the output power of the synthesized signal generator to make the signal b...

Page 156: ...enerator 1464C b Adapter 2 4 mm f 2 4 mm f adapter 2 c Cable BNC m m cable 1 2 4 mm m m cable 1 d Test steps Fig 11 6 RBW Switching Uncertainty Testing Setup 1 Connect the test device as shown in Fig...

Page 157: ...noises at various frequency offset points with the noise marker and video averaging function In case of the spurious response at the set frequency offset deviate the marker from the spurious response...

Page 158: ...alyzer Record Sheet In case of the spurious response at the frequency offset avoid this spurious response when reading the marker value during the test Table 11 3 Settings of sideband noise measuremen...

Page 159: ...and record it in the corresponding test item of 4041 Series Spectrum Analyzer Record Sheet Disable the noise marker and averaging function Displayed average noise preamplifier on 10 MHz 4 GHz 6 Press...

Page 160: ...is on and record it in the corresponding test item of 4041 Series Spectrum Analyzer Record Sheet Disable the noise marker and averaging function Displayed average noise preamplifier on 32 GHz 40 GHz 1...

Page 161: ...of the 4 GHz to 6 GHz band when the preamplifier is off and record it in the corresponding test item of 4041 Series Spectrum Analyzer Record Sheet Disable the noise marker and averaging function Disp...

Page 162: ...off and record it in the corresponding test item of 4041 Series Spectrum Analyzer Record Sheet Disable the noise marker and averaging function 11 9 Second harmonic distortion Description When the sign...

Page 163: ...ss Marker Differential Mode to set the center frequency to 1 8 GHz 6 Press Peak after the spectrum analyzer completes a new sweep Record the differential marker reading in the corresponding test item...

Page 164: ...er Record Sheet as the second harmonic distortion value from 10 GHz to 22 GHz 11 10 Third order intermodulation distortion Description Third order intermodulation distortion refers to the unwanted fre...

Page 165: ...eter wave directional coupler 70603 RF directional coupler 70607 1 0 GHz low pass filter 2 6 8 GHz low pass filter 2 18 GHz low pass filter 2 b Adapter 2 4 mm f 2 4 mm f adapter 2 3 5 mm m 3 5 mm m ad...

Page 166: ...A and the power sensor MA2445D and zero them Set the frequency of the power meter to 900 MHz 5 Set up the spectrum analyzer as follows for other settings the defaults apply Center frequency 900 MHz Fr...

Page 167: ...deo is averaged 5 times and press Peak 14 The peak marker reading of spectrum analyzer is the low end third order intermodulation distortion product A According to the third order intermodulation dist...

Page 168: ...tion of the spectrum analyzer and set the center frequency to 6 GHz with other settings left unchanged 22 Repeat steps 6 16 Third order intermodulation distortion 13 GHz 44 GHz 23 Connect the instrume...

Page 169: ...tput 1dB lower than linear value is used to represent 1 dB compression point This test measures the gain compression of the spectrum analyzer with two signals spaced by 10 MHz During the test input a...

Page 170: ...of synthesized signal generator 2 to make the peak value of the signal 2 3 divisions below the 4041 reference level 7 Press Peak Marker Difference Mode on the 4041 and activate the Difference Marker f...

Page 171: ...peat steps 6 8 17 Disconnect the output of millimeter wave directional coupler from the 4041 Connect it with the power sensor as shown by the dashed line in Fig 11 12 At this time the reading of power...

Page 172: ...rence level of the spectrum analyzer 5 Press Peak Marker Detla on the spectrum analyzer 6 Set the 1464C to each frequency point where image multi and out of band responses can occur at 2GHz in the cor...

Page 173: ...least 5 dB below the limit line If not it is necessary to reduce the noise level by reducing the resolution BW and video BW 3 Observe whether there is residual response signal on the noise baseline of...

Page 174: ...cy according to Frequency Center Freq Repeat step 7 Check the residual response of the frequency to 44 GHz and record the tested maximum response value in the measurement result of the corresponding t...

Page 175: ...W and video BW 15 Observe whether there is residual response signal on the noise baseline of the spectrum analyzer If there is residual response signal read the residual response amplitude with the ma...

Page 176: ...average noise level 20 Change the center frequency according to Frequency Center Freq Repeat step 19 Check the residual response of the frequency to 44 GHz when the preamplifier is off and record the...

Page 177: ...level range meet the requirements In this case mark in the 4041 Series Handheld Spectrum Analyzer Record otherwise mark in the test result column 4 Set the output frequency of 1464C to 50 MHz and adj...

Page 178: ...the scale fidelity under conditions of 10 dB division and test with the resolution BW set to 10 Hz and the start amplitude of the input signal at 0 dBm reference level When the signal amplitude is red...

Page 179: ...e 4041 Series Spectrum Analyzer Record Sheet and repeat steps 8 9 11 16 Total level uncertainty Description The difference between the output power reading of the test synthesized signal generator of...

Page 180: ...or to make the power meter reading be 25 dB 6 Set the spectrum analyzer marker to the peak value read the level L displayed by the spectrum analyzer marker and the test reading Lpower meter of the pow...

Page 181: ...he frequency setting of the signal generator 1464C power meter and spectrum analyzer according to the 4041 Series Spectrum Analyzer Record Sheet and repeat steps 11 13 until the test of all frequency...

Page 182: ...n be made as a reference 5 Set the spectrum analyzer press Ampt Attenuation Automatic Manual and set the attenuation value of the attenuator according to the test form 6 After the sweep is completed p...

Page 183: ...Bm If the reference level displayed by the instrument is 30 dBm there is no error message and the reference level displayed on the left side of the spectrum analyzer is 30 dBm it means that the maximu...

Page 184: ...Chapter XI Performance Characteristics Test 172 minimum frequency of 1 Hz and 1 3 steps...

Page 185: ...173 Article III Maintenance Instructions...

Page 186: ...174...

Page 187: ...whether the power supply is normal If there is no problem the device will be deemed to have faults please contact us for repair If the 4041 series can t enter the system or application procedure after...

Page 188: ...tification shall be legible the key and knob shall be flexible and the structure shall have convenient and proper plugging and without obvious mechanical damage or stain 2 Function Spectrum measuremen...

Page 189: ...dth 500 kHz 14 70 MHz 5 5 GHz frequency width 50 MHz 1 03 MHz 5 5 GHz frequency width 500 MHz 10 30 kHz 7 0 GHz frequency width 500 kHz 15 90 MHz 7 0 GHz frequency width 50 MHz 1 03 MHz 7 0 GHz freque...

Page 190: ...GHz frequency width 500 kHz 25 50 MHz 19 0 GHz frequency width 50 MHz 1 04 MHz 19 0 GHz frequency width 500 MHz 10 31 kHz 24 0 GHz frequency width 500 kHz 29 50 MHz 24 0 GHz frequency width 50 MHz 1...

Page 191: ...33 6 Span accuracy 1 kHz 2 0 10 kHz 2 0 100 kHz 2 0 1 MHz 2 0 10 MHz 2 0 100 MHz 2 0 1GHz 2 0 10 GHz 2 0 7 Sweep Time Range 10 s 600 s zero span Accuracy 1 ms 2 0 10 ms 2 0 100 ms 2 0 1 s 2 0 10 s 2...

Page 192: ...lution Bandwidth Switching uncertainty dB 10 MHz 1 20 dB 3 MHz 1 20 dB 1 MHz 1 20 dB 300 kHz 1 20 100 kHz Reference dB 30 kHz 1 20 dB 10 kHz 1 20 dB 3 kHz 1 20 dB 1 kHz 1 20 dB 300 Hz 1 20 dB 100 Hz 1...

Page 193: ...2 GHz preamplifier on 154 dBm 32 GHz 40 GHz preamplifier on 148 dBm 40 GHz 44 GHz preamplifier on 140 dBm 2 MHz 10 MHz preamplifier off 135 dBm 10 MHz 20 GHz preamplifier off 138 dBm 20 GHz 32 GHz pre...

Page 194: ...Hz 65 dBc Image frequency 2 062 5 MHz 65 8GHz dBc Image frequency 11 480 5 MHz 65 dBc Image frequency 8 280 5 MHz 65 dBc Image frequency 8 062 5 MHz 65 15GHz dBc Image frequency 21 680 5 MHz 65 dBc Im...

Page 195: ...requency limit preamplifier off 80 17 Reference Level Range Logarithmic scale 120 dBm 30 dBm 1 dB step Linear scale 22 36uV 7 07V 0 1 step Switching error 0 dBm Reference dB 10 dBm 1 20 dB 20 dBm 1 20...

Page 196: ...B 6 GHz attenuation 30 dB input 5 dBm 1 80 dB 6 GHz attenuation 40 dB input 5 dBm 1 80 dB 6 GHz attenuation 50 dB input 5 dBm 1 80 dB 10 GHz attenuation 0 dB input 25 dBm 1 80 dB 10 GHz attenuation 10...

Page 197: ...Hz attenuation 10 dB input 25 dBm 2 30 dB 25 GHz attenuation 20 dB input 25 dBm 2 30 dB 25 GHz attenuation 30 dB input 5 dBm 2 30 dB 25 GHz attenuation 40 dB input 5 dBm 2 30 dB 25 GHz attenuation 50...

Page 198: ...z attenuation 0 dB input 25 dBm 1 80 dB 3 5 GHz attenuation 0 dB input 25 dBm 1 80 dB 4 5GHz attenuation 0 dB input 25 dBm 1 80 dB 5 5GHz attenuation 0 dB input 25 dBm 1 80 dB 6 5GHz attenuation 0 dB...

Page 199: ...ut 25 dBm 2 30 dB 24 5GHz attenuation 0 dB input 25 dBm 2 30 dB 25 5GHz attenuation 0 dB input 25 dBm 2 30 dB 26 5GHz attenuation 0 dB input 25 dBm 2 30 dB 27 5GHz attenuation 0 dB input 25 dBm 2 30 d...

Page 200: ...input 25 dBm 2 30 20 Attenuator Range 0 50 dB 10 dB step Switching uncertainty Attenuation 0 dB Reference dB Attenuation 10 dB 1 20 dB Attenuation 20 dB 1 20 dB Attenuation 30 dB 1 20 dB Attenuation 4...

Page 201: ...esistance requirements AC 1 500 V 10 mA min no breakdown no arc mA Voltage 242 V leakage current 3 5 mA 1 min M The insulation resistance between the power input end and the housing shall not be small...

Page 202: ...0 kHz 18 GHz 14 40 3 Phase noise 6GHz carrier dBc Hz 10 kHz 85 dBc Hz 10 kHz 85 dBc Hz 100 kHz 90 dBc Hz 100 kHz 90 4 Amplitude range Range 5 dBm 35 dBm 5 Amplitude accuracy dB 100 MHz 5 dBm output 3...

Page 203: ...GHz 35 dBm output 3 5 dB 16 GHz 5 dBm output 3 5 dB 16GHz 10 dBm output 3 5 dB 16GHz 20 dBm output 3 5 dB 16GHz 30 dBm output 3 5 dB 16GHz 35 dBm output 3 5 Description 1 indicates that the function i...

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