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User’s and 

Service Guide

Keysight Technologies 
N5280A

Notice: This document contains references to 

Agilent. Please note that Agilent’s Test and 

Measurement business has become Keysight 

Technologies. For more information, go to 

www.keysight.com. 

Summary of Contents for N5280A

Page 1: ...uide Keysight Technologies N5280A Notice This document contains references to Agilent Please note that Agilent s Test and Measurement business has become Keysight Technologies For more information go...

Page 2: ...U S government customers under its standard commercial license which is embodied in its End User License Agreement EULA a copy of which can be found at http www keysight com find sweula The license s...

Page 3: ...s 15 IF OUTPUTS A B C and D Option 002 15 LO INPUT Option 002 15 Standby Switch 15 IF OUT A B C R1 and D R2 Option 700 and 001 16 LO IN Option 700 and 001 17 LO AUX All Options 17 Attenuators A B C an...

Page 4: ...plying Power 47 Connector Care and Cleaning Precautions 48 Regulatory Information 49 Instrument Markings 49 Battery 51 EMC 51 South Korean Class A EMC Declaration 51 Safety 51 Acoustic Statement Europ...

Page 5: ...he N5280A replaces the 8511A Four Channel Frequency Converter Test Set This document describes how to use the N5280A Test Set with the Keysight N5242A 2 Port or 4 Port PNA X Network Analyzer and N5264...

Page 6: ...6 Keysight N5280A User s and Service Guide N5280A Introduction Figure 2 N5242A 4 Port PNA X with N5280A...

Page 7: ...Keysight N5280A User s and Service Guide 7 N5280A Introduction Figure 3 N5264A Measurement Receiver with N5280A...

Page 8: ...NA X Network Analyzer 10 MHz to 26 5 GHz requires Option 020 which adds IF inputs The N5264A Measurement Receiver requires Option 108 which adds LO Source 26 5 GHz More PNA information is available on...

Page 9: ...nt Setup RF RF C A LO Source Antenna Reference Antenna DUT N5264A Measurement Receiver N5280A Frequency Converter A C RF Source RF Source Positioner Positioner Controller Amplifier Control Lines RF Ca...

Page 10: ...t Set options Refer to Figure 29 on page 43 Figure 30 on page 44 and Figure 31 on page 45 Standard 700 There are no attenuators in the RF Input paths Option 001 There are four attenuators 0 to 35 dB i...

Page 11: ...pplied for the N5280A The N5280A performance is based on external components such as the calibration kit network analyzer external sources and measurement receiver There are no internal adjustments in...

Page 12: ...Test Set and PNA Table 3 contains the maximum wattage for all instruments This table can be use to determine the electrical and cooling requirements Table 3 Maximum Power Requirements Standard Equipm...

Page 13: ...equired Conditions for Accuracy Enhanced Measurement Accuracy enhanced error corrected measurements require the ambient temperature of the PNA and Test Set to be maintained within 1 C of the ambient t...

Page 14: ...264A 22 kg 48 lb 0 5 lb 26 67 cm 10 5 in 42 5 cm 16 75 in 55 8 cm 21 97 in N5280A 9 1 kg 20 lb 8 9 cm 3 5 in 42 5 cm 16 75 in 48 3 cm 19 in Table 6 Power Levels RF Input Power Damage Levels RF Port 18...

Page 15: ...TPUTS A B C and D Option 002 These outputs transmit IF signals 10 MHz to 1 5 GHz derived from the RF Inputs LO INPUT Option 002 This input signal 10 MHz to 26 5 GHz is used as the LO to downconvert th...

Page 16: ...00 and 001 LP OUT from the IF Outputs are connected to the IF Inputs on the PNA X The RF Jumper N5222 20091 was E8356 20072 is connected between LP IN and Max BW These connectors transmit the IF signa...

Page 17: ...s are controlled by the 11713C Attenuator Switch Driver Line Module The line fuse as well as a spare reside within the line module Figure 9 illustrates where the fuses are located and how to access th...

Page 18: ...equency Converter Test Set with the N5242A 2 Port or 4 Port PNA X Network Analyzer A PNA X must be used to control the N5280A The internal LO Source from the PNA X can be used for testing Refer to Fig...

Page 19: ...ce Guide 19 N5280A Controlling the Test Set with N5242A Figure 11 Rear Panel N5280A and N5242A PNA X LO IN LO AUX D R2 C R1 A B IF OUTPUTS A B C D ATTENUATOR IF OUTPUTS N5242A 2 Port PNA X N5280A Freq...

Page 20: ...ent Receiver A N5264A must be used to control the N5280A The N5264A Option 108 adds an internal LO Source 26 5 GHz for testing Refer to Figure 12 and Figure 16 on page 24 for cable connections You may...

Page 21: ...trolling the Test Set with N5264A Figure 13 Rear Panel N5280A and N5264A with Option 108 LO IN LO AUX D R2 C R1 A B IF OUTPUTS A B C D ATTENUATOR IF OUTPUTS GPIB 10 MHZ REF N5264A Measurement Receiver...

Page 22: ...ser s and Service Guide N5280A Controlling the Test Set with N5264A Figure 14 Front Panel N5280A and N5264A without Option 108 RF INPUTS A B C D N5264A Measurement Receiver N5280A Frequency Converter...

Page 23: ...g the Test Set with N5264A Figure 15 Rear Panel N5280A and N5264A without Option 108 LO IN LO AUX D R2 C R1 A B IF OUTPUTS A B C D ATTENUATOR IF OUTPUTS GPIB 10 MHZ REF N5264A Measurement Receiver N52...

Page 24: ...02 using an Oscilloscope Controlling the N5280A Option 002 using an Oscilloscope Figure 16 Front Panel N5280A and Oscilloscope RF INPUTS A B C D B C D LO INPUT A Vertical Trigger Horizontal 4 3 1 2 LO...

Page 25: ...C attenuator switch driver controls the Test Set through the Viking connector on the rear panel Figure 17 Rear Panel N5280A Option 001 and 11713C ATTEN X ATTEN X ATTEN Y ATTEN Y GPIB LAN USB BANK 1 BA...

Page 26: ...t are required to set the attenuation Example In the Attenuator X panel press 1 3 to set A RF INPUTS to 15 dB Figure 18 Front Panel Table 7 Attenuators Attenuator X A RF INPUTS Attenuator Y C RF INPUT...

Page 27: ...ts provided ensure that your N5280A and PNA X are operating properly Equipment Required The Keysight N5280A requires that the user be familiar with the equipment and components listed in Table 8 This...

Page 28: ...X performance exceed the operational verification limits Typical specifications are based on 1 to 2 units performance Table 9 RF Receiver Tracking RF Port Magnitude Tracking Frequency Value 10 MHz to...

Page 29: ...dB 20 Log 10 1 standard deviation Frequency Typical 10 MHz to 100 MHz 100 MHz to 13 5 GHz 13 5 GHz to 16 GHz 16 GHz to 22 5 GHz 22 5 GHz to 24 GHz 24 GHz to 26 5 GHz Trace Noise Phase deg rms 1 4 1 kH...

Page 30: ...effective dynamic range must take measurement uncertainties and interfering signals into account This set up should only be used when the receiver input will not exceed its compression or damage level...

Page 31: ...Keysight N5280A User s and Service Guide 31 N5280A Operational Check Typical Plots Figure 19 CE Response at 10 MHz IF Outputs Figure 20 IF Bandwidth at 10 MHz to 1 5 GHz...

Page 32: ...32 Keysight N5280A User s and Service Guide N5280A Operational Check Figure 21 LO AUX Output...

Page 33: ...ct the 10 dB attenuator to the PNA X Reference port cable 3 Turn On the Test Set 4 Press Preset 5 Verify that the Stop Frequency is set to the maximum of the PNA X and Test Set If not press Freq Stop...

Page 34: ...34 Keysight N5280A User s and Service Guide N5280A Operational Check Figure 22 IF Config...

Page 35: ...ce Guide 35 N5280A Operational Check 12 Select all of the IF Inputs External A B C and D OK Figure 23 IF Input 13 Connect the cable to A RF INPUTS on the Test Set and select Meas More Receivers select...

Page 36: ...t Meas More Receivers select B Apply OK to observe the power level trace 16 Connect the cable to C RF INPUTS on the Test Set Select Meas More Receivers select C Apply OK to observe the power level tra...

Page 37: ...Select all of the IF Inputs External A B C and D OK Refer to Figure 23 on page 35 5 Select Analysis Statistics On 6 Select Meas More Receivers select A Apply OK Refer to Figure 24 on page 35 7 Select...

Page 38: ...uired Hardware To demonstrate that the N5280A is operating properly requires external equipment the same equipment that would be used to perform a field calibration of the N5280A in a system This exte...

Page 39: ...tion Using the power meter and power sensor measure the PSG 1 RF Source and PSG 2 LO Source power levels at the frequencies listed in the Table 15 on page 40 at the end of test port cables Record The...

Page 40: ...OUT using a high quality flexible cable to RF INPUT A on the N5280A on page 40 to See Use the output frequencies and power levels from the Table 15 set PSG 1 and PSG 2 Record the result in table for...

Page 41: ...11 26 0 26 5 5 to 11 Table 15 Measured IF OUT Power Levels PSG 1 OutputFreq to RF IN A GHz RF IN Power Level dBm PSG 2 OutputFreq to RF IN A GHz LO IN Power Level dBm Power Level Range Expected at IF...

Page 42: ...cies and power levels from the Table 15 on page 40 Record the result in table for the measure LO AUX The LO AUX specification is greater than 10 dBm Figure 28 IF LO AUX Setup IF OUTPUTS N5280A Front P...

Page 43: ...Block Diagram Standard 700 LO IF RF LO IF RF LO IF RF LO IF RF LO AUX LO IN A B C D Power Supply 5087 7727 0dB Gain Nominal 9 Volts DC 15 Volts DC Max BW LP OUT LP IN A IF OUT Max BW LP OUT LP IN B IF...

Page 44: ...LO IN A B C D A B C D Power Supply 20 dB 10 dB 5 dB 20 dB 10 dB 5 dB 20 dB 10 dB 5 dB 20 dB 10 dB 5 dB 33325 6001 was 33325 60011 0dB Gain Nominal 9 Volts DC 15 Volts DC 11713C ATTENUATORS 5 Volt Max...

Page 45: ...N5280A Operational Check Figure 31 N5280A Block Diagram Option 002 LO IF RF LO IF RF LO IF RF LO IF RF LO AUX LO INPUT A B C D Power Supply 0dB Gain Nominal 9 Volts DC 15 Volts DC RF INPUTS 0950 4729...

Page 46: ...d and tested in accordance with accepted industry standards and has been supplied in a safe condition The documentation contains information and warnings that must be followed by the user to ensure sa...

Page 47: ...se the three prong AC power cord supplied with this product Failure to ensure adequate earth grounding by not using this cord may cause product damage and the risk of electrical shock This product is...

Page 48: ...e qualified to do so The opening of covers or removal of parts is likely to expose the user to dangerous voltages Disconnect the instrument from all voltage sources before opening No operator servicea...

Page 49: ...s in the OFF position This symbol is used to identify a terminal which is internally connected to the product frame or chassis The CSA mark is a registered trademark of the CSA International This mark...

Page 50: ...50 Keysight N5280A User s and Service Guide N5280A Regulatory Information...

Page 51: ...b 11 Group 1 class A AS NZS CISPR 11 ICES NMB 001 This ISM device complies with Canadian ICES 001 Cet appareil ISM est conforme a la norme NMB 001 du Canada South Korean Class A EMC Declaration This e...

Page 52: ...80A User s and Service Guide N5280A Regulatory Information Declaration of Conformity To find a current Declaration of Conformity for specific Keysight product go to http regulations about keysight com...

Page 53: ...ct anti static precautions are taken Two types of ESD protection are listed below Purchase acceptable ESD accessories from your local supplier Conductive table mat and wrist strap combination Conducti...

Page 54: ...ption of the service requested or of the failure and a description of any failed test and any error message Remove and retain the front handles and all rack mount hardware The analyzer should be sent...

Page 55: ...Installation Note Xxxxx xxxxx 3...

Page 56: ...This information is subject to change without notice Keysight Technologies 2008 2017 Edition 1 June 2017 Supersedes August 2015 N5280 90001 N5280 90001 www keysight com...

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