HP 8924C Assembly page 210

Chapter 5, HP 8924C Performance Verification
Spectrum Analyzer Image Rejection Performance Test 26
Image Rejection Procedure
Set to the frequency listed in the PTR
210
1. Press the PRESET key on the Test Set.
2. Access the CONFIGURE screen, and set the RF Display field to Freq.
3. Access the SPECTRUM ANALYZER screen.
4. Set the RF In/Ant field to Ant.
5. Set the Ref Level field to −25 dBm.
6. Set the Span field to 5 kHz.
Controls
Select Ant
7. Set the signal generator's frequency, and the spectrum analyzer's Center Freq field,
to the frequencies shown in the PTR
response is the spectrum analyzer's marker level plus the signal generator's output level
(-20 dBm).
SPECTRUM ANALYZER
Center Freq Ref Level Span
Enter 5 kHz
Enter -25 dBm
(see "Image Rejection" on page
Marker
Freq
Measured Level
Lvl
To Screen
348). The image
N:\mkt\MANUALS\HP8924C\ALR\24c_pt.fb