Keysight Technologies X Series Manual
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Keysight Technologies X Series Manual

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Keysight X-Series Signal Analyzers
This manual provides documentation for the following
Analyzers:
PXA Signal Analyzer N9030A
Functional
Tests

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Summary of Contents for Keysight Technologies X Series

  • Page 1 Keysight X-Series Signal Analyzers This manual provides documentation for the following Analyzers: PXA Signal Analyzer N9030A Functional Tests...
  • Page 2 Use, reproduced in any form or by any duplication or disclosure of Software means (including electronic storage is subject to Keysight Technologies’ and retrieval or translation into a Published in USA standard commercial license terms, foreign language) without prior...
  • Page 3 Where to Find the Latest Information Documentation is updated periodically. For the latest information about these products, including instrument software upgrades, application information, and product information, browse to one of the following URLs, according to the name of your product: http://www.keysight.com/find/pxa To receive the latest updates by email, subscribe to Keysight Email Updates at the following URL: http://www.keysight.com/find/MyKeysight...

  • Page 5: Table Of Contents

    Contents Table of Contents 1. Functional Tests Functional Test Versus Performance Verification ........... . 4 Contents of this Document.
  • Page 6 Contents...

  • Page 7: Functional Tests

    Keysight X-Series Signal Analyzers PXA N9030A Functional Tests Functional Tests Functional tests are tests of various instrument parameters that give a high degree of confidence that the analyzer is operating correctly. They are recommended as a check of analyzer operation for incoming inspection or after a repair.

  • Page 8: Functional Test Versus Performance Verification

    Functional Tests Functional Test Versus Performance Verification Functional Test Versus Performance Verification Functional tests use a minimum set of test equipment to check a much smaller range of parameters (and a limited number of data points for each parameter) than do performance verification tests. Functional tests use limits that are wider than the published specifications;...

  • Page 9: Contents Of This Document

    Functional Tests Contents of this Document Contents of this Document This chapter includes the following: — “Before Performing a Functional Test” on page 6 (what to do first). — “Test Equipment” on page 7 (a list of the equipment required for all of the tests).

  • Page 10: Before Performing A Functional Test

    Functional Tests Before Performing a Functional Test Before Performing a Functional Test 1. Ensure that you have the proper test equipment. 2. Switch on the unit under test (UUT) and let it warm up (in accordance with warm-up requirements in the instrument specifications). 3.

  • Page 11: Test Equipment

    Functional Tests Test Equipment Test Equipment The table below summarizes the test equipment needed to perform all of the functional tests. Alternate equipment model numbers are given in case the recommended equipment is not available. If neither the recommended nor the alternative test equipment are available, substitute equipment that meets or exceeds the critical specifications listed.
  • Page 12 Functional Tests Test Equipment Table 1-1 Analyzer Al ternate Recommended Option Item Critical Specifications Keysight Keysight Model Model Preamp 30 dB Fixed Attenuator Accuracy: < 0.05 dB @ 50 MHz 11708A Options (Pxx) Cables 3.5 mm (1 meter) Frequency: 10 MHz to 26.5 GHz 11500E 8120-4921 VSWR: <...
  • Page 13 Functional Tests Test Equipment Table 1-1 Analyzer Al ternate Recommended Option Item Critical Specifications Keysight Keysight Model Model Preamp Low Power Sensor 8487D 8485D Frequency Range: 50 MHz to 50 GHz other than Amplitude Range: –70 to –20 dBm Miscellaneous Equipment Filter, 50 MHz Low Pass Cutoff Frequency: 50 MHz 0955-0306...
  • Page 14 Functional Tests Test Equipment Chapter 1...

  • Page 15: Displayed Average Noise Level (Danl)

    Keysight X-Series Signal Analyzers PXA N9030A Functional Tests Displayed Average Noise Level (DANL) Test Limits (with 0 dB input attenuation) Table 2-1 on page 13 for values. The Displayed Average Noise Level (DANL) of the signal analyzer is measured across a 10 kHz frequency span at several center frequencies. The analyzer input is terminated into a 50Ω...

  • Page 16: Procedure

    Displayed Average Noise Level (DANL) Procedure Procedure 1. Configure the equipment as shown in Figure 2-1 2. Press Mode, Spectrum Analyzer, Mode Preset on the analyzer. 3. Set up the signal analyzer by pressing: FREQ Channel, Center Freq, 10, MHz Input/Output, RF Input, RF Coupling, select DC (except Options 543, 544, and 550) SPAN X Scale, Span, 10, kHz...
  • Page 17 Displayed Average Noise Level (DANL) Procedure 11.The value of the normalized displayed average noise should be less than the specification value. 12.Change the analyzer center frequency to the next value listed in Table 2-1. Press: FREQ Channel, Center Freq, [Table 2-1 Value], GHz 13.Repeat step 4 through...
  • Page 18 Displayed Average Noise Level (DANL) Procedure Chapter 2...

  • Page 19: Frequency Readout Accuracy

    Keysight X-Series Signal Analyzers PXA N9030A Functional Tests Frequency Readout Accuracy Test Limits Frequency Readout Accuracy is equivalent to the following equation: ± × × × 0.25% span 2 Hz 0.5 horizontal resolution Table 3-1 on page 17 for actual values. The frequency readout accuracy is measured in several spans and center frequencies that allow both internal analyzer synthesizer modes and prefilter bandwidths to be tested.
  • Page 20 Frequency Readout Accuracy Figure 3-1 Frequency Readout Accuracy Test Setup Chapter 3...

  • Page 21: Procedure

    Frequency Readout Accuracy Procedure Procedure 1. Configure the equipment as shown in Figure 3-1. Confirm the analyzer’s built-in auto alignment has been performed within the past 24 hours. 2. On the synthesized sweeper, press PRESET, then set the controls as follows: FREQUENCY, 1505, MHz POWER LEVEL, –10, dBm...
  • Page 22 Frequency Readout Accuracy Procedure Chapter 3...

  • Page 23: Second Harmonic Distortion (Shd)

    Keysight X-Series Signal Analyzers PXA N9030A Functional Tests Second Harmonic Distortion (SHD) Test Limits Applied Frequency Distortion Mixer Level 40 MHz –15 dBm < –60 dBc a. Mixer Level = Input Level - RF Attenuation This test checks the second harmonic distortion of the signal analyzer by tuning to twice the input frequency and examining the level of the distortion product.
  • Page 24 Second Harmonic Distortion (SHD) b. for Options 543, 544, 550 Figure 4-1 Second Harmonic Distortion Test Setup Chapter 4...

  • Page 25: Procedure

    Second Harmonic Distortion (SHD) Procedure Procedure 1. Configure the equipment as shown in Figure 4-1 2. Press Mode, Spectrum Analyzer, Mode Preset on the signal analyzer and Preset the synthesized sweeper. 3. Set up the synthesized sweeper by pressing: Frequency, 40, MHz Amplitude, –5, dBm 4.
  • Page 26 Second Harmonic Distortion (SHD) Procedure Chapter 4...

  • Page 27: Amplitude Accuracy At 50 Mhz

    Keysight X-Series Signal Analyzers PXA N9030A Functional Tests Amplitude Accuracy at 50 MHz Test Limits Amplitude Accuracy should remain within 1.13 dB of the measured source value across the range of source levels and changes in resolution bandwidth. The Preamp (option P03, P08, P13, P26, P43, P44, P50) should remain within ±1.3 dB of measured values.
  • Page 28 Amplitude Accuracy at 50 MHz Figure 5-1 Amplitude Accuracy Test Setup Chapter 5...

  • Page 29: Procedure

    Amplitude Accuracy at 50 MHz Procedure Procedure 1. Zero and calibrate the power meter. 2. Configure equipment as shown in Figure 5-1, with the power splitter connected directly to the signal analyzer input through the adapter. To minimize stress on the test equipment connections, support the power CAUTION sensor.
  • Page 30 Amplitude Accuracy at 50 MHz Procedure h. Record the signal amplitude, as measured by the analyzer in the Measured Amplitude column of Table 5-1 i. Calculate the signal amplitude accuracy error using the following equation, and record the results under the Amplitude Accuracy Error column: Amplitude Accuracy Error = Meas_amp −...

  • Page 31: Testing Preamp Option (P03, P08, P13, P26, P43, P44, P50)

    Amplitude Accuracy at 50 MHz Testing Preamp Option (P03, P08, P13, P26, P43, P44, P50) Testing Preamp Option (P03, P08, P13, P26, P43, P44, P50) Instruments containing Options P03, P08, P13, P26, P43, P44, P50 must have the preamp function turned on and tested. Procedure 1.
  • Page 32 Amplitude Accuracy at 50 MHz Testing Preamp Option (P03, P08, P13, P26, P43, P44, P50) Chapter 5...

  • Page 33: Frequency Response (Flatness)

    Keysight X-Series Signal Analyzers PXA N9030A Functional Tests Frequency Response (Flatness) Test Limits Frequency Range Limit Relative to 50 MHz 20 Hz to 3.6 GHz ±1.5 dΒ > 3.6 GHz to 8.4 GHz ±2.5 dΒ > 8.4 GHz to 13.6 GHz ±3.0 dΒ...
  • Page 34 Frequency Response (Flatness) Critical Specifications Recommended Item (for this test) Keysight Model Cables, BNC 120 cm Frequency: 10 MHz 10503A Power Meter Compatible with power sensor E4418B Power Sensor Frequency Range: 50 MHz to 26.5 GHz 8485A Frequency Range: 50 MHz to 50 GHz 8487A Power Sensor Frequency Range: 50 MHz to 26.5 GHz...

  • Page 35: Procedure

    Frequency Response (Flatness) Procedure Procedure 1. Zero and calibrate the power meter and power sensor as described in the power meter operation manual. 2. Configure the equipment as shown in Figure 6-1. Connect the power splitter to the signal analyzer input using the appropriate NOTE adapter.
  • Page 36 Frequency Response (Flatness) Procedure 16.Compute the measurement error (Meas = Meas − Power Error Meter 17.Compute the flatness error normalized to 50 MHz: (Meas − Meas @ 50 MHz) Error Error 18.Enter the computed flatness error value into the Flat column of Table Norm...
  • Page 37 Frequency Response (Flatness) Procedure Table 6-1 Frequency Response (Flatness) Results Analyzer Power Meter Meas Error Flatness Flatness Error Amplitude Measurement Normalized Test Limits Center to 50 MHz (dB) Frequency Meas Power Meas Flat meter error Norm 43.5 GHz ±4.2 dB 46.5 GHz ±4.2 dB 49.5 GHz...
  • Page 38 Frequency Response (Flatness) Procedure Chapter 6...

  • Page 39: Frequency Response (Flatness), Preamp On

    Keysight X-Series Signal Analyzers PXA N9030A Functional Tests Frequency Response (Flatness), Preamp On Test Limits Frequency Range Limit Relative to 50 MHz 100 kHz to 3.6 GHz ±2.0 dΒ > 3.6 GHz to 8.4 GHz ±3.0 dΒ > 8.4 GHz to 13.6 GHz ±3.5 dΒ...
  • Page 40 Frequency Response (Flatness), Preamp On Critical Specifications Recommended Item (for this test) Keysight Model Frequency: 10 MHz to 50 GHz 8120-6164 Cable, 2.4 mm, 1 meter VSWR: < 1.55:1 Cables, BNC 120 cm Frequency: 10 MHz 10503A Power Meter Compatible with power sensor E4418B Attenuator, 30 dB Fixed Frequency: 50 MHz...

  • Page 41: Procedure

    Frequency Response (Flatness), Preamp On Procedure Procedure 1. Zero and calibrate the power meter and power sensor as described in the power meter operation manual. 2. Configure the equipment as shown in Figure 7-1. Connect the power splitter to the signal analyzer input using the appropriate NOTE adapter.
  • Page 42 Frequency Response (Flatness), Preamp On Procedure 15.Repeat step 7 through step 14 and complete the remainder of Table 7-1 for the frequency range of your preamp. 16.Compute the measurement error (Meas = Meas − Power Error Meter 17.Compute the flatness error normalized to 50 MHz: (Meas −...
  • Page 43 Frequency Response (Flatness), Preamp On Procedure Table 7-1 Frequency Response (Flatness) Results Analyzer Power Meter Meas Error Flatness Flatness Error Amplitude Measurement Normalized Test Limits Center to 50 MHz (dB) Frequency Meas Power Meas Flat meter error Norm 42.5 GHz ±5.0 dB 43.5 GHz ±5.0 dB...
  • Page 44 Frequency Response (Flatness), Preamp On Procedure Chapter 7...

  • Page 45: Scale Fidelity

    Keysight X-Series Signal Analyzers PXA N9030A Functional Tests Scale Fidelity Test Limits The scale fidelity error will be ≤ ±1.0 dB with ≤ −10 dBm at the mixer. This test checks the scale fidelity of the instrument by maintaining a constant reference level and measuring signals of different amplitudes over most of the display range.
  • Page 46 Scale Fidelity Critical Specifications Recommended Item (for this test) Keysight Model Cable, BNC 120 cm Frequency: 10 MHz 10503A Synthesized Sweeper Output Level Accuracy: 0 to –15 dBm: ±1.0 dB at 50 MHz a. for Options 503, 508, 513, 526 b.

  • Page 47: Procedure

    Scale Fidelity Procedure Procedure 1. Configure the equipment as shown in Figure 8-1 2. Preset the Source and press Mode, Spectrum Analyzer, Mode Preset on the analyzer. 3. Set up the synthesized sweeper by pressing: Frequency, 50, MHz Amplitude, +5, dBm RF On/Off, On 4.
  • Page 48 Scale Fidelity Procedure Table 8-1 Scale Fidelity Results Minimum Marker Del ta Value Maximum External Attenuator Setting (dB) (dB) (dB) Reference 11.0 21.0 19.0 31.0 29.0 41.0 39.0 51.0 49.0 Chapter 8...

  • Page 49: Bbiq Input Frequency Response (Option Bba Only)

    Keysight X-Series Signal Analyzers PXA N9030A Functional Tests BBIQ Input Frequency Response (Option BBA only) Test Limits Frequency Range Limit Relative to 250 kHz Frequency Range Limit Relative to 250 kHz 250 kHz to 10 MHz (Standard) ± 1.75 dB 250 kHz to 25 MHz (Option B25) ±...
  • Page 50 BBIQ Input Frequency Response (Option BBA only) Figure 9-1 BBIQ Input Frequency Response Setup (I Input) Figure 9-2 BBIQ Input Frequency Response Setup (I Input) Figure 9-3 BBIQ Input Frequency Response Setup (Q Input) Figure 9-4 BBIQ Input Frequency Response Setup (Q Input) Chapter 9...

  • Page 51: Procedure

    BBIQ Input Frequency Response (Option BBA only) Procedure Procedure 1. On the X-Series analyzer, press Mode, IQ Analyzer (Basic). Press Mode Preset. 2. Press Input/Output, I/Q (to change to I/Q inputs), I/Q (to bring up the I/Q input menu), I/Q Cable Calibrate. Follow the instructions on screen. Use the short BNC cable listed above to perform the calibration.
  • Page 52 BBIQ Input Frequency Response (Option BBA only) Procedure 14.Press Peak Search on the X-Series analyzer. Record the marker amplitude reading in Table 9-1 for the I Input at 250 kHz. 15.Set the RF Signal Generator to each of the remaining frequencies listed in Table 9-1, up to the maximum IQ bandwidth of the X-Series analyzer.
  • Page 53 BBIQ Input Frequency Response (Option BBA only) Procedure 19.Press Peak Search on the X-Series analyzer. Record the marker amplitude reading in Table 9-1 for the I Input at 250 kHz. 20.Set the RF Signal Generator to each of the remaining frequencies listed in Table 9-1, up to the maximum IQ bandwidth of the X-Series analyzer.
  • Page 54 BBIQ Input Frequency Response (Option BBA only) Procedure Table 9-2 BBIQ Input Frequency Response, Q and Q Inputs RF Signal Q Input Q Input Test Limits Generator Frequency Marker Frequency Marker Frequency Amplitude Response Amplitude Response 22.5 MHz ±1.75 dB 24.9 MHz ±1.75 dB Stop here if Maximum IQ Band wid th is 25 MHz...
  • Page 55 Index Index amplitude accuracy test option 1DS amplitude linearity test BBIQ frequency response DANL test displayed average noise level. See DANL equipment functional tests warm-up time frequency readout accuracy test frequency response (flatness) test BBIQ frequency response (flatness) test preamp on functional testing performance verification functional tests...
  • Page 56 This information is subject to change without notice. © Keysight Technologies, 2015 Published in USA, January 2015 N9030-90018 www.keysight.com...

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