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Typical Applications

16

Figure 3-7 Soft Key Menu of SOLT 2-Port Reflection Calibration Completion

There is no regulated sequence for open circuit, short-circuit, and loading
in practical calibration. You may choose arbitrarily.



Connect 3.5mm THRU connector to between Port 1 and Port 2. Press

[Transmission]

in

Full 2-

Port

soft key menu. Transmission soft key menu will pop up as shown in Figure 3-8. You may perform

calibration by pressing

[Unknown THRU]

as shown in the following picture as cables are not directly

connected but inserted with 3.5mm THRU connector in the middle. Transmission calibration is completed

when menu items turn to

[Unknown THRU]

.

Press

[DONE Transmission]

.

Figure 3-8 Soft Key Menu of Transmission Calibration Completion



Reflection

and

Transmission

calibrations are completed as shown in the following picture. Press

[Done FULL 2-Port]

to complete SOLT 2-port calibration.

Caution

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Summary of Contents for 3656 Series

Page 1: ...1 3656 Series Vector Network Analyzer Quick Start Guide ...

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Page 3: ...s guide is applicable to Vector Network Analyzer of the following models based on firmware of version 1 0 or above 3656A Vector Network Analyzer 3656B Vector Network Analyzer 3656D Vector Network Analyzer ...

Page 4: ...ing to the actual situations This requires users to return the product back to the manufacturer and prepay the postage which will be returned together after maintenance Certificate of Quality We ensure that this product meets the indexes in the manual from the date of production Calibration measurements will be carried out and finished by measurement unit with national qualification providing user...

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Page 7: ... 2 3 Front Panel 7 2 4 Operating Interface 8 2 5 Rear Panel 9 Chapter III Typical Applications 11 3 1 Filter Test 12 3 2 Amplifier Test 22 3 3 Customization of TRL Cal Kit 26 3 4 Limit Test 31 4 Getting Help 36 4 1 Basic Check 36 4 2 Help Information 37 4 3 Repair Methods 38 Appendix I Technical Indicators 39 Annex II Accessories Options List 43 ...

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Page 9: ...eries Vector Network Analyzer contains chapters as follows Ready for Use This Chapter introduces preparations before operation startup and operation panel introduction etc of 3656 Series Vector Network Analyzer Through this chapter you may acquire knowledge of 3656 Series Vector Network Analyzer on the whole and make a well preparation for proper and safe operation Typical Application It introduce...

Page 10: ...alibration methods and technical parameters etc in order to guide users to obtain knowledge on product functions and characteristics on the whole and grasp testing methods of instruments in common use It mainly contains Overview Routine Maintenance Operation Introduction Measurement Setup Optimizing Measurement Calibration Time Domain Measurement Working Principle and Technical Parameters Programm...

Page 11: ...d in the instruments which provides rapid document navigation service to make local and distance operation convenient for users All front panel keys of instrument or user interface menu have corresponding shortcut keys to activate this function ...

Page 12: ...id electric shock fire and personal injury Do not open instrument without authorization Do not attempt to disassemble or modify any part not described in this manual Disassembly at your own discretion might cause various consequences such as degradation of electromagnetic shielding performance and damage to internal parts thus affecting product reliability We will no longer provide free maintenanc...

Page 13: ...to supply power for Analyzer To prevent damage to instruments and personal injury Do not use power cord without protection Properly ground the protection cord of power supply socket Do not float or keep improper grounding 2 1 3 ESD Protection Pay attention to ESD protection when using instruments The following ESD protection measures shall be taken if possible 1 Ground yourself before cleaning and...

Page 14: ...e measurement 2 2 2 Shutdown Press ON STANDBY key on bottom left corner of front panel of the analyzer Do not hold it down for long or do not release it The analyzer will exit from measurement application process automatically turn off Power of its own and enter into Standby status Please switch power switch on rear panel to Off or pull out power cord if required when the analyzer is under standby...

Page 15: ...ating the instrument 4 USB Port Used to connect keypad mouse or other USB devices 5 Test Ports Include 2 ports of N type female which the DUT is connected switching between signal source and receiver While signals are being output from a test port the yellow LED above the test port is lit 6 Utility Block The keys related to the store and recall function record function macro function preseting ana...

Page 16: ...ports touch screen function which displays all measurement setup status and results etc Operating interface after opening all tool bars are as the following picture Figure 2 2 3656 Series Vector Network Analyzer Operating Interface Descriptions over screen display are as follows Table 2 3 Interface Display Descriptions S N Name Description 1 Time Domain Transform Turn on or off time domain functio...

Page 17: ...es 2 LAN Internet Access 100 1000 BaseT Ethernet connecting port 3 GPIB Port In conformity with IEEE 488 standard and used for sending and receiving GP IB SCPI commands through GPIB connector 4 VGA Port Used in connecting VGA monitor 5 10MHz Ref Output BNC female connector the analyzer outputs a 10MHz sine wave signal which can be as the external reference signal of another device The device can b...

Page 18: ...r Connect the analyzer to the power source It is recommended to use the three core power cable with a ground conductor equipped with the instrument It s best to use the one of same type as that equipped with the instrument when replacing the power cable 10 Power Switch Keep the switch On during startup and operation of Analyzer ...

Page 19: ...tion and perform error correction over Analyzer 3 Measurement of DUT Connect DUT to port of Vector Network Analyzer Normally display scale by default cannot reach sound display results You may adjust to the most observation friendly testing status via automatic scale and corresponding scale manually input 4 Measurement Result Analysis and Output Mark and analyze measurement results of functions su...

Page 20: ... is S11 The number of default sweep points is 201 Default trace display scale is 10dB and reference value is 0dB Press Start and Stop on front panel to call up the following soft key menu as shown in the following picture Click Start press 1 G n on the entry bar of the screen and set the start frequency 1 GHz Click Stop press 3 G n on the entry bar and set the stop frequency 3 GHz Figure 3 1 Frequ...

Page 21: ...z Figure 3 3 Average Soft Key Menu 3 1 2 Calibration To improve the accuracy of measurement results you may calibrate the analyzer before measuring the DUT to eliminate system errors It is required to perform dual port SOLT calibration for the measurement of a filter Calibration kit 20202 3 5mm is selected suitable for the measurement cable Select calibration kit press Cal key on front panel to ca...

Page 22: ...s not current calibration kit required press Cal Kit 20205 and select 20202 Figure 3 4 Calibration Kit Soft Key Menu Set up calibration type Press Calibration Solt 2 Port Solt 2 Port soft key menu will be shown on the right side of the following picture Figure 3 5 Soft Key Process of Calibration Setup ...

Page 23: ...ibration is completed when menu item turns to be PORT1 OPEN In the same way complete calibrations separately by connecting cable of Port 1 with female SHORT LOAD standards Connect cable of Port 2 of the analyzer with female OPEN calibration kit Press PORT2 OPEN and start to calibrate as shown in Figure 3 6 PORT2 open calibration is completed when menu items turn to be PORT2 OPEN Take the same step...

Page 24: ...soft key menu will pop up as shown in Figure 3 8 You may perform calibration by pressing Unknown THRU as shown in the following picture as cables are not directly connected but inserted with 3 5mm THRU connector in the middle Transmission calibration is completed when menu items turn to Unknown THRU Press DONE Transmission Figure 3 8 Soft Key Menu of Transmission Calibration Completion Reflection ...

Page 25: ...box if you have already known delay value of unknown through you may directly input in dialog box Click OK and close dialog box after setup The value shall be calculated automatically into calibration result Figure 3 10 Dialog Box for Delay If cables of Port 1 and Port 2 can be connected through in transmission calibration You may select Thru in calibration as shown in Figure 3 8 This dialog box w...

Page 26: ...off in entry box on the screen As shown in the following picture Figure 3 12 Filter measurement Curves 3 1 4 Measurement Results Analysis and Output The Analyzer has filter test and filter statistical function You may read all parameters of filter directly through marker values Press Search key on front panel Press Filter Stats on OFF and turn on filter statistics in Search soft key menu When it i...

Page 27: ...ement traces after turning on Filter Statistics and Filter Test function is displayed in the following picture You may read performance parameters required directly from the screen Figure 3 14 Filter Statistics The analyzer can display four traces at the same time if you need to see status of more than 1 S parameter The Analyzer provides single window and multiple traces displaying function and fu...

Page 28: ...ide of screen Press 20 off in the entry box on the screen set scale 20dB press Reference Level and press 20 off in the entry box on the screen set Ref value 60dB Curves of four S parameters of filter test are shown as the following picture Figure 3 16 Filter Test Diagram of 4 S Parameters The analyzer provides function of measurement result output after test is completed You may output and save al...

Page 29: ...ss Save as and a dialog box as shown below will pop up You may check different saving formats available in the submenu of Saving Format Status File Calibration File Data File List File and graphics file etc Please select saving type needed before saving and set up file name in input box of File Name Click Save to complete Figure 3 18 Save as Dialog Box Where cst files are recallable status files P...

Page 30: ... gain in bandwidth of 12dB such as gain flatness in bandwidth of amplifier and 1dB compression point under 3GHz etc 3 2 1 Set up Test Conditions After reaching pre heating time regulated by the analyzer you may press Preset to reset the analyzer Default trace parameter is S11 Number of default sweep points is 201 Default trace display scale is 10dB and reference value is 0dB Press Start key and St...

Page 31: ... considerably large then it shall be considered to test by connecting attenuator at the end of output end of the amplifier 3 2 2 Calibration To improve the accuracy of measurement results you may calibrate the analyzer before measuring the DUT to eliminate system errors It is required to perform dual port SOLT calibration for the measurement of an amplifier Calibration kit 20202 3 5mm is selected ...

Page 32: ... Figure 3 22 Display Soft Key Menu Curves of 4 S parameters of amplifier test are shown as the following picture It will display performance parameters such as standing wave scale gain flatness within band reverse isolation etc directly You may also mark measurement value through setting up marker as for frequency point concerned Press Marker key on front panel to call up soft key menu and then pr...

Page 33: ...nnect 20dB attenuator first at output end of amplifier and reset analyzer Press Sweep key on front panel to call up Sweep soft key menu displayed as shown in the left side of the following picture and then press Sweep Type Soft key menu will be as the middle menu shown in the picture below Select Power Sweep Figure 3 24 Set up Power Sweep Press Power in Sweep soft key menu to call up Power soft ke...

Page 34: ...UT 3656 Series Vector Network Analyzer can also provide users with accurate TRL calibration and measurement particularly suitable for the measurement under non coaxial environment which provides a more accurate solution for users to perform measurement with non standard coaxial cable TRL calibration kit is mainly customized by the users therefore the analyzer supports user to modify the calibratio...

Page 35: ... add the new connector Figure 3 27 Add Connector Set the parameters in the Add Connector dialog box as shown by the red block in the above picture set the Connector Family as 3 5mm Min Freq as 200MHz Max Freq as 800MHz Gender as Female which the other items are in default Then after clicking OK to close dialog box it cannot edit the characters of the connector After defining the connector it needs...

Page 36: ...t value is adopted After setting click OK to close the dialog box thus the OPEN standard is defined Figure 3 29 Edit OPEN Cal Standard As shown in the following picture click THRU and then OK Thru Line Adapter dialog box will pop up where the default value is adopted After setting click OK to close the dialog box thus the THRU standard is defined ...

Page 37: ...ick OK to close the dialog box thus LINE standard is defined Figure 3 31 Edit Calibration Standard for Transmission LINE In the Class Assignments area of Edit Kit dialog box select TRL from the sub menu then click Edit key and Modify TRL Calibration Class Assignments dialog box pops up to set the newly added calibration standards as per class Click LINE Z0 in the Calibration Reference Z0 area then...

Page 38: ...e area of Selected Standards the completion is as shown in the right figure of the following picture Figure 3 33 Edit TRL THRU Class In the same way select the calibration standard for TRL reflection as shown in the following picture select TRL REFLECT for calibration kit class then select the 1 OPEN 3 5mm Female option in the area of unselected standards then click the button on the red circle to...

Page 39: ...Edit TRL Transmission Line Class After completing the edit for all classes click OK to close all dialog boxes then a set of TRL calibration kit is customized 3 4 Limit Test Limit test function compares the limits of data and definition and provides PASS and FAIL information Each trace supports up to 100 separate limit lines giving precise definition to limit This Section introduces the basic setup...

Page 40: ...line press Sound on Fail on OFF to open the failure noise warning as shown in below figure Press Edit Limit Table on the Limit soft key menu then press Limit Table on OFF on the Edit Limit Table soft key menu to open the limit table Figure 3 37 Limit Soft Key Menu Opescalen The opened limit table is as shown below when the Type Box is set to MAX the measured results must be less than the limit lin...

Page 41: ...e Setting The second segment of limit line is set as Type MAX Start Stimulus 2 35GHz Stop Stimulus 2 6GHz Start Response 110dB Stop Response 110dB Limit Type SLOP The third segment of limit line is set as Type MIN Start Stimulus 2 01GHz Stop stimulus 2 15GHz Start Response 3dB Stop Response 3dB Limit Type SLOP As shown in the below figure if the test result meets the pre set limit value then Trl P...

Page 42: ...eet the limit test will be displayed in red for users positioning Figure 3 40 Fail to Pass Limit Test The color of limit line segment and test curve can be changed by setting Right click the test screen background the context menu appears as shown and then click Set Color to display the sub menu as shown below Figure 3 41 Limit Line Coloring Setting Menu Click Limit Line Color then the following d...

Page 43: ...pical Applications 35 Figure 3 42 Color Selection Select the color required in the above figure in this example and click OK and the color of the limit line will change to the color selected by the users ...

Page 44: ...ndby please check whether the power cord is connected or whether the indicator lights next to ON Standby key are lit If nothing wrong with the aforementioned problems then it might be an instrument failure please contact us for repair If 3656 Series Vector Network Analyzer cannot enter the system after startup then restart it If nothing wrong with the aforementioned problems then it might be an ab...

Page 45: ...ces for your convenience Tel 86 0532 86896691 Website www ceyear com E mail sales ceyear com Zip code 266555 The instruments we supplied have been checked by quality and security departments to be qualified We guarantee an 18 month warranty and long term maintenance free maintenance for those instruments under warranty damaged for reasons excluding man made causes fees will be charged for those af...

Page 46: ...it in the packing case with the analyzer 2 Package the instrument with the original packaging materials to reduce potential damage 3 Place gaskets in the four corners of the outer carton and place the instrument inside the outer packaging case 4 Seal the mouth of packaging case with adhesive tape and reinforce the packaging case with nylon tape 5 Mark Fragile Do not touch Handle with care on the b...

Page 47: ... 6GHz 123dB 93dB 6GHz 8 5GHz 118dB 88dB Reflection Track 100kHz 10MHz 0 030dB 10MHz 3GHz 0 020dB 100kHz 3GHz 0 030dB 3GHz 6GHz 0 040dB 6GHz 8 5GHz 0 050dB Transmission Track 100kHz 10MHz 0 030dB 10MHz 3GHz 0 020dB 100kHz 3GHz 0 030dB 3GHz 6GHz 0 040dB 6GHz 8 5GHz 0 050dB Effective Directivity 100kHz 10MHz 49 dB 10MHz 3GHz 46 dB 100kHz 10MHz 49dB Option H01 10MHz 3GHz 46dB Option H01 100kHz 3GHz 46...

Page 48: ...e setting Setting range 500 Setting resolution 0 01 Time base reference output Output frequency 10MHz Output level 10dBm 4dB Digital interface GP IB USB Ethernet interface and VGA display interface Opescalen system Windows XP Display 10 4 inch high brightness LCD Test domain Frequency domain Time domain Dimensions 435 233 348 W H D including foot pad foot lateral stripping input and output port Po...

Page 49: ...dB 110 dB 8GHz 10GHz 115dB 105 dB 10GHz 15GHz 110dB 100 dB 15GHz 20GHz 100dB 90 dB Reflection track 300kHz 10MHz 0 030dB 10MHz 3GHz 0 040dB 3GHz 20GHz 0 050dB Transmission track 300kHz 10MHz 0 030dB 10MHz 3GHz 0 040dB 3GHz 6GHz 0 100dB 6GHz 20GHz 0 150dB Effective directivity 300kHz 10MHz 46dB 10MHz 3GHz 42dB 3GHz 6GHz 38dB 6GHz 20GHz 36dB Effective source match 300kHz 10MHz 37dB 10MHz 3GHz 37dB 3...

Page 50: ...tting range 500 Setting resolution 0 01 Time base reference output Output frequency 10MHz Output level 10dBm 4dB Digital interface GPIB USB Ethernet interface and VGA display interface Opescalen system Windows XP Display 10 4 inch high brightness LCD Test domain Frequency domain Time domain Dimensions 436 236 5 410 W H D including foot pad foot lateral stripping input and output port Power consump...

Page 51: ...ation kit DC 3GHz 3656 H07 Economic type phase stable test cable CETC41 N J SMA J 197C 800 N type to 3 5mm NMNM 80cm 3656 H08 Economic type phase stable test cable CETC41 N J N K 197C 800 N type NMNF 80cm 3656 H09 Economic type phase stable test cable CETC41 N J N J 197C 800 N type NMNM 80cm 3656 H10 75Ω test cable 24 0800 51M1 51M1 3656 H11 20402 electronic calibration kit 300kHz 18GHz N type NMN...

Page 52: ...3 20405 electronic calibration kit 10MHz 20GHz 3 5mm NF 4 port 3656 H14 3656 Series User s Manual Chinese 3656 H15 3656 Series User s Manual English 3656 H16 Aluminum alloy transportation case 3656 H18 2813A 4 port test device supported by the option 3656 H29 3656 H19 Uppercomputer cabinet for building of upper computer system 3656 H20 Options in English key front panel and plate Note This option ...

Page 53: ...3 20405 electronic calibration kit 10MHz 20GHz 3 5mm NF 4 port 3656 H14 3656 Series User s Manual Chinese 3656 H15 3656 Series User s Manual English 3656 H16 Aluminum alloy transportation case 3656 H18 2813A 4 port test device supported by the option 3656 H29 3656 H19 Uppercomputer cabinet for building of upper computer system 3656 H20 Options in English key front panel and plate Note This option ...

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