HP 8924E, Assembly

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Chapter 5, HP 8924C Performance Verification
RF Gen FM Flatness Performance Test 3
N:\mkt\MANUALS\HP8924C\ALR\24c_pt.fb
Procedure
1. Access the CONFIGURE screen.
2. Change the
RF Display
field to
Freq
.
3. Access the RF GENERATOR screen.
4. Set the
AFGen1 To
field to
FM
.
5. Set the
Output Port
field to
Dupl
.
6. Measure the FM deviation at the RF level, frequencies, deviations, and rates shown in
the PTR ( see "RF Gen FM Flatness Performance Test 3" on page 311 ).
7. Convert the measurement results to dB referenced to the deviation measured at 1 kHz
as follows:
(The computed values must be 0,
±
1 dB.)
AFGen2 Freq
AFGen2 To
RF Gen Freq
Amplitude
Atten Hold
Output Port
AFGen 1 Freq
AF Gen1 To
FM Coupling Audio Out
Mic Pre-Emp
Mod In To
To Screen
TX Frequency
TX Power
RF GENERATOR
AC Level
Level (-9.1dBm)
RF Freq (MHz)
Dev (kHz)
Rate (kHz)
FM
Select Dupl
dB 20
Deviation
Deviation at 1kHz
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