National Instruments PXIe-5654 Скачать руководство пользователя страница 26

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Figure 10. PULSE IN Operation Verification Equipment Setup

250 kHz–20 GHz Signal Generator

ACCESS

ACTIVE

REF IN

1–20 MHz

±10 dBm NOM

17 dBm MAX

PULSE
IN

–0.5V MIN
+5.5V MAX

FM IN

±1 VDC NOM
±2 VDC MAX

AM IN

±1 VDC NOM
±2 VDC MAX

ALC IN

±15 VDC MAX

RF OUT

250 kHz –
20 GHz

REF OUT

10 MHz

5 dBm ±2 dBm NOM

REF OUT 2

100 MHz

5 dBm ±2 dBm NOM

TRIG
IN/OUT

3.3V CMOS
IN/OUT
–0.5V MIN IN
5.5V MAX IN

ESD
SENSITIVE

ALL PORTS

NI USB-6501

24-line Digital I/O

1. USB-6501 Digital I/O Device
2. BNC(m)-to-SMB(f) Cable
3. PXIe-5654 RF Analog Signal Generator

4. K(m)-to-K(m) Cable
5. Signal Source Analyzer

Create a new device session for the PXIe-5654.

Configure the signal source analyzer using the following settings:
•

Reference level: 5 dBm

•

Start frequency: 0.25 MHz

•

Stop frequency: 10,000 MHz

•

Span (kHz): 2 KHz

•

Resolution bandwidth: 30 Hz

•

Video bandwidth: 100 Hz

•

RF attenuation: 30 dB

Configure the PXIe-5654 using the following settings:
•

Pulse Modulation Enabled: TRUE

•

Frequency: 5 GHz

•

Power Level: 10 dBm

Commit the settings to hardware.

Initiate signal generation.

Enable the RF output.

ni.com

PXIe-5654 Calibration Procedure

Содержание PXIe-5654

Страница 1: ... Found and As Left Limits 7 Verification 8 Verifying 10 MHz Reference Frequency Accuracy 8 Verifying 10 MHz Reference Amplitude Accuracy 10 Verifying 100 MHz Reference Frequency Accuracy 12 Verifying 100 MHz Reference Amplitude Accuracy 13 Verifying RF OUT Frequency Accuracy 15 Verifying RF OUT Phase Noise 17 Verifying RF OUT Maximum Power 19 Optional Verification 21 Verifying RF OUT Amplitude Acc...

Страница 2: ...d to install support only for the ADE that you intend to use Related Documentation For additional information refer to the following documents as you perform the calibration procedure NI PXIe 5654 Getting Started Guide NI RF Signal Generators Help NI PXIe 5654 Specifications Visit ni com manuals for the latest versions of these documents Test Equipment NI recommends that you use particular equipme...

Страница 3: ...djustments Frequency reference accuracy Frequency range 0 25 MHz to 20 GHz Frequency counter resolution 0 1 Hz Phase noise measurement using cross correlation Frequency counter marker feature Spectrum analysis capabilities Frequency reference Symmetricom 8040C Rubidium Frequency Standard Verifications 10 MHz reference frequency accuracy 100 MHz reference frequency accuracy RF OUT frequency accurac...

Страница 4: ...er Anritsu ML2438A with a SC7413A Power Sensor Verifications 10 MHz reference amplitude accuracy 100 MHz reference amplitude accuracy RF OUT amplitude accuracy RF OUT maximum power RF OUT minimum power Adjustments RF OUT power Range 15 dBm to 20 dBm Frequency range 250 kHz to 20 GHz Accuracy 4 0 4 ni com PXIe 5654 Calibration Procedure ...

Страница 5: ...ence amplitude accuracy RF OUT amplitude accuracy RF OUT maximum power RF OUT minimum power Adjustments RF OUT power Frequency range DC to 20 GHz VSWR 1 12 Impedance 50 Ω The following table lists the equipment NI recommends for optional performance verification procedures for non warranted specifications If the recommended equipment is not available select a substitute using the minimum requireme...

Страница 6: ...e required to ensure the PXIe 5654 meets published specifications Keep cabling as short as possible Long cables act as antennas picking up extra noise that can affect measurements Verify that all connections to the PXIe 5654 including front panel connections and screws are secure Maintain an ambient temperature of 23 C 5 C Keep relative humidity between 10 and 90 noncondensing Allow a warm up time...

Страница 7: ...XIe 5654 Getting Started Guide for information about how to install the software and the hardware and how to configure the device in Measurement Automation Explorer MAX Test System Characterization The following procedure characterizes the test equipment used during verification Zeroing and Calibrating the Power Sensor 1 Connect channel A of the power meter to the power sensor 2 Zero and calibrate...

Страница 8: ... BNC m to BNC m cable 2 Connect the signal source analyzer REF OUT connector to the PXIe 5654 REF IN connector using a BNC m to SMA m cable Verifying 10 MHz Reference Frequency Accuracy This procedure verifies that the internal oven controlled crystal oscillator OCXO is adjusted for correct frequency accuracy 1 Connect the PXIe 5654 REF OUT 10 MHz front panel connector to the signal source analyze...

Страница 9: ... ESD SENSITIVE ALL PORTS 50 Ω 1 2 3 1 PXIe 5654 RF Analog Signal Generator 2 Signal Source Analyzer 3 K m to K m Cable 2 Create a new device session for the PXIe 5654 3 Configure the PXIe 5654 using the following settings Frequency 4 GHz Power Level 0 dBm Reference Clock Export Output Terminal RefOut 4 Initiate signal generation 5 Disable the RF output 6 Check the signal generation status and veri...

Страница 10: ... than the result of the following equation As Left Calculation Initial Accuracy Temperature Stability As Found Calculation Initial Accuracy Aging Temperature Stability where Initial Accuracy 0 1 ppm Temperature Stability 15 C to 35 C 0 2 ppm Ten year aging 1 25 ppm 11 Close the device session Verifying 10 MHz Reference Amplitude Accuracy This procedure verifies that the internal 10 MHz reference c...

Страница 11: ...or 2 Power Meter 3 Power Sensor 2 Create a new device session for the PXIe 5654 3 Configure the PXIe 5654 using the following settings Frequency 4 GHz Power Level 0 dBm Reference Clock Export Output Terminal RefOut 4 Initiate signal generation 5 Disable the RF output 6 Check the signal generation status and verify that there are no reported errors or warnings 7 Measure the PXIe 5654 REF OUT 10 MHz...

Страница 12: ...GHz Signal Generator ACCESS ACTIVE REF IN 1 20 MHz 10 dBm NOM 17 dBm MAX PULSE IN 0 5V MIN 5 5V MAX FM IN 1 VDC NOM 2 VDC MAX AM IN 1 VDC NOM 2 VDC MAX ALC IN 15 VDC MAX RF OUT 250 kHz 20 GHz REF OUT 10 MHz 5 dBm 2 dBm NOM REF OUT 2 100 MHz 5 dBm 2 dBm NOM TRIG IN OUT 3 3V CMOS IN OUT 0 5V MIN IN 5 5V MAX IN ESD SENSITIVE ALL PORTS 50 Ω 1 2 3 1 PXIe 5654 RF Analog Signal Generator 2 Signal Source ...

Страница 13: ...the following formula Δf fMeasured MHz 100 MHz 100 MHz ppm 10 Ensure that the deviation found in the previous step is less than the result of the following equation As Left Calculation Initial Accuracy Temperature Stability As Found Calculation Initial Accuracy Aging Temperature Stability where Initial Accuracy 0 1 ppm Temperature Stability 15 C to 35 C 0 2 ppm Ten year aging 1 25 ppm 11 Close the...

Страница 14: ...Generator 2 Power Meter 3 Power Sensor 2 Create a new device session for the PXIe 5654 3 Configure the PXIe 5654 using the following settings Frequency 4 GHz Power Level 0 dBm Reference Clock Export Output Terminal RefOut2 4 Initiate signal generation 5 Disable the RF output 6 Check the signal generation status and verify that there are no reported errors or warnings 7 Use the power meter to measu...

Страница 15: ... IN 1 20 MHz 10 dBm NOM 17 dBm MAX PULSE IN 0 5V MIN 5 5V MAX FM IN 1 VDC NOM 2 VDC MAX AM IN 1 VDC NOM 2 VDC MAX ALC IN 15 VDC MAX RF OUT 250 kHz 20 GHz REF OUT 10 MHz 5 dBm 2 dBm NOM REF OUT 2 100 MHz 5 dBm 2 dBm NOM TRIG IN OUT 3 3V CMOS IN OUT 0 5V MIN IN 5 5V MAX IN ESD SENSITIVE ALL PORTS 50 Ω 1 2 3 1 PXIe 5654 RF Analog Signal Generator 2 Signal Source Analyzer 3 K m to K m Cable 2 Create a...

Страница 16: ...r resolution 0 1 Hz Sweep Manual Number of sweeps 1 Auto Sweep Time 10 Measure the frequency of the peak that is returned by the signal source analyzer at approximately the corresponding point in the frequency list you created in step 3 11 Calculate the deviation using the following formula Δf fMeasured MHz fExpected MHz fExpected MHz ppm 12 Ensure that the deviation found in the previous step is ...

Страница 17: ...SE IN 0 5V MIN 5 5V MAX FM IN 1 VDC NOM 2 VDC MAX AM IN 1 VDC NOM 2 VDC MAX ALC IN 15 VDC MAX RF OUT 250 kHz 20 GHz REF OUT 10 MHz 5 dBm 2 dBm NOM REF OUT 2 100 MHz 5 dBm 2 dBm NOM TRIG IN OUT 3 3V CMOS IN OUT 0 5V MIN IN 5 5V MAX IN ESD SENSITIVE ALL PORTS 50 Ω 1 2 3 1 PXIe 5654 RF Analog Signal Generator 2 Signal Source Analyzer 3 K m to K m Cable 2 Create a new device session for the PXIe 5654 ...

Страница 18: ... 6 Commit the settings to hardware if this is the first iteration of running this procedure otherwise skip to step 9 7 Initiate signal generation 8 Enable the RF output 9 Set the signal source analyzer center frequency to 500 MHz if the signal source analyzer does not automatically center for phase noise measurements 10 Check the signal generation status and verify that there are no reported error...

Страница 19: ... 110 5 104 5 98 5 10 kHz 135 5 130 5 120 5 114 5 108 5 100 kHz 138 132 123 118 112 1 MHz 138 5 132 5 125 5 119 5 113 5 13 Repeat steps 5 through 12 for 1 GHz 5 GHz 10 GHz and 20 GHz carrier frequencies 14 Close the device session Verifying RF OUT Maximum Power This procedure verifies that the internal signal generation circuitry produces the correct maximum output power 1 Connect the power sensor ...

Страница 20: ... new external calibration session for the PXIe 5654 3 Create a list of test frequencies using the following table Table 6 RF OUT Maximum Power Test Frequencies Start Frequency MHz Stop Frequency MHz Frequency Step MHz 0 25 0 25 250 20 000 250 4 Configure the PXIe 5654 using the following settings Frequency Start Frequency from the list created in step 3 Automatic Thermal Correction 0 Disable Coars...

Страница 21: ...0 13 14 12 100 to 18 000 13 15 18 000 to 20 000 12 15 5 8 Repeat steps 4 through 7 for all test frequencies you created in step 3 9 Close the external calibration session Optional Verification Use the following procedures to verify nonwarranted specifications for the PXIe 5654 Verifying RF OUT Amplitude Accuracy This procedure verifies that the internal signal generation circuitry is adjusted for ...

Страница 22: ...M TRIG IN OUT 3 3V CMOS IN OUT 0 5V MIN IN 5 5V MAX IN ESD SENSITIVE ALL PORTS 50 Ω 2 1 4 3 1 PXIe 5654 RF Analog Signal Generator 2 Power Meter 3 Power Sensor 2 Create a new device session for the PXIe 5654 3 Create a list of test frequencies using the settings in the following table Table 8 RF OUT Amplitude Accuracy Test Settings Power Level dBm Start Frequency MHz Stop Frequency MHz Frequency S...

Страница 23: ... Calculate the Power Deviation dB using the following formula Power Deviation dB Measured Power dBm Expected Power dBm 11 Verify that the Power Deviation dB results in the previous step are within the limits listed in the following table Table 9 RF OUT Amplitude Accuracy Limits Frequency As Found Limit As Left Limit 250 kHz to 250 MHz 2 0 dB 2 0 dB 250 MHz to 20 GHz 1 5 dB 1 5 dB 12 Repeat steps 4...

Страница 24: ...a new external calibration session for the PXIe 5654 3 Create a list of test frequencies using the following table Table 10 RF OUT Minimum Power Test Frequencies Start Frequency MHz Stop Frequency MHz Frequency Step MHz 0 25 0 25 250 20 000 250 4 Configure the PXIe 5654 using the following settings Frequency Start Frequency from the list created in step 3 Automatic Thermal Correction 0 Disable Coa...

Страница 25: ...IN Operation This procedure verifies that the PXIe 5654 PULSE IN connection is functioning 1 Connect the signal source analyzer RF input to the PXIe 5654 RF OUT front panel connector using the K m to K m cable 2 Connect the Port 0 Line 0 P0 0 output of the USB digital output device to two separate connectors using a BNC Tee connector and a BNC m to terminal block adapter a Connect the P0 0 output ...

Страница 26: ...SB 6501 Digital I O Device 2 BNC m to SMB f Cable 3 PXIe 5654 RF Analog Signal Generator 4 K m to K m Cable 5 Signal Source Analyzer 3 Create a new device session for the PXIe 5654 4 Configure the signal source analyzer using the following settings Reference level 5 dBm Start frequency 0 25 MHz Stop frequency 10 000 MHz Span kHz 2 KHz Resolution bandwidth 30 Hz Video bandwidth 100 Hz RF attenuatio...

Страница 27: ...analyzer and read the marker This value is the OffPower 18 Verify that the following equation is true OnPower OffPower 80 dB 19 Close the device sessions Adjustment This section describes the steps needed to adjust the PXIe 5654 to meet published specifications Adjusting Frequency Reference Accuracy This procedure adjusts the PXIe 5654 frequency accuracy performance using a signal source analyzer ...

Страница 28: ...ource Analyzer 3 K m to K m Cable 2 Configure the signal source analyzer using the following settings Center frequency 10 GHz Reference level 10 dBm Frequency counter resolution 0 1 Hz Reference Clock source External 3 Call the niRFSG Initialize External Calibration VI using the appropriate password Note The default password for password protected operations is NI 4 Call the niRFSG 5654 OCXO Cal I...

Страница 29: ... following figure Figure 12 RF OUT Power Adjustment Equipment Setup 250 kHz 20 GHz Signal Generator ACCESS ACTIVE REF IN 1 20 MHz 10 dBm NOM 17 dBm MAX PULSE IN 0 5V MIN 5 5V MAX FM IN 1 VDC NOM 2 VDC MAX AM IN 1 VDC NOM 2 VDC MAX ALC IN 15 VDC MAX RF OUT 250 kHz 20 GHz REF OUT 10 MHz 5 dBm 2 dBm NOM REF OUT 2 100 MHz 5 dBm 2 dBm NOM TRIG IN OUT 3 3V CMOS IN OUT 0 5V MIN IN 5 5V MAX IN ESD SENSITI...

Страница 30: ...ure updates the date and time of the last calibration of the PXIe 5654 1 Call the niRFSG Initialize External Calibration VI 2 Call the niRFSG Update External Calibration Date and Time VI 3 Call the niRFSG Close External Calibration VI to close the session Set the write calibration to hardware parameter to TRUE to store the results to the EEPROM on the PXIe 5654 Worldwide Support and Services The N...

Страница 31: ...ide the United States visit the Worldwide Offices section of ni com niglobal to access the branch office websites which provide up to date contact information PXIe 5654 Calibration Procedure National Instruments 31 ...

Страница 32: ...nts EULAs and third party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance for the NI global trade compliance policy and how to obtain relevant HTS codes ECCNs and other import export data NI MAKES NO EXPRESS OR IMPLIED WARRANTIES AS TO THE ACCURACY OF THE INFORMATION CONTAINED HEREIN AND SHALL NOT BE LIABLE FOR ANY E...

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