2-4 Spurious Response (Second Harmonic Distortion) Verification Spectrum Analyzer Verification
2-6 PN: 10580-00255 Rev. J MT8212E and MT8213E MM
2-4 Spurious Response (Second Harmonic Distortion) Verification
The following test is used to verify the input related spurious response of the spectrum analyzer in the
MT821xE Cell Master.
Equipment Required
• Anritsu MG3692X Synthesized Signal Source
• 10 MHz Reference Standard
• Anritsu 34RKNF50 50 ohm Adapter or equivalent
• Anritsu 15NN50-1.5C RF Coaxial Cable
• Anritsu 1030-96 50 MHz Low Pass Filter
• BNC male to BNC male Coaxial Cable
Procedure
1. Connect the 10 MHz reference source to the Anritsu MG3692X Synthesized Signal Source.
2. Turn On the 10 MHz reference source and the Anritsu MG3692X Synthesized Signal Source.
3. Set the MG3692X output to 50.1 MHz CW, with an RF Output Level of –30 dBm.
4. Connect one end of the 50 MHz Low Pass Filter to the output of the source and the other end to the
Cell Master RF In with the coaxial cable.
5. Turn On the Cell Master.
6. Press the Shift key and then the Mode (9) key. Rotate the knob to highlight Spectrum Analyzer and
then press the Enter key to switch to Spectrum Analyzer mode.
7. Press the Shift key, the Preset (1) key, and then the Preset submenu key to reset to the default starting
conditions.
8. Press the Shift key, then the Sweep (3) key, then the Sweep Mode key, and then press the Performance
submenu key.
9. Press the Amplitude main menu key and then press the Reference Level submenu key.
10. Use the keypad to enter –27 and press the dBm submenu key.
11. Press the Atten Lvl submenu key and enter 0, then press the dB submenu key.
12. Press the Freq main menu key and press the Center Freq
submenu key.
13. Use the keypad to enter 50.1 and press the MHz submenu key.
14. Press the Span submenu key, use the keypad to enter 100, and press the kHz submenu key.
15. Press the BW submenu key and press the RBW submenu key.
16. Use the keypad to enter 1 and press the kHz submenu key.
17. Press the VBW submenu key. Use the keypad to enter 10 and then press the Hz submenu key.
18. Press the Amplitude main menu key.
19. Press the Detection submenu key, and then the Peak submenu key.
20. Press the Shift key and then press the Trace (5) key. Then press the Trace A Operations submenu key.
21. Press the # of Averages submenu key, use the keypad to enter 5, and then press the Enter key.
22. Wait until the Trace Count displays “5/5”.
23. Press the Marker key and press the Peak Search submenu key.
24. Record the amplitude for 50.1 MHz. Use Table A-3, “Spectrum Analyzer Spurious Response (Second
Harmonic Distortion)” on page A-2.
25. Press the Freq main menu key and press the Center Freq submenu key.
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