Measurement - HP 8920A Application Handbook

AM Transmitters
Fre-
quency
Frequency
Output
Power
124
9. Determine if actual frequency readout or frequency error is the desired

measurement.

For actual frequency readout, continue with
For frequency error:
• Set Tune Mode to Manual.
• Set Tune Freq to the expected carrier frequency.
On the Radio:
10. Key the Transmitter.
As long as the Transmitter is keyed the measurement results will display.
TX Freq Error
0.169
TX Frequency
28.310075
TX Power
Tune Mode Input Port
Auto/Manual RF in/Ant
Tune Freq IF Filter
28.310000 15 kHz
MHz
TX Pwr Zero Ext TX Key
Zero On/Off
TX TEST
MHz
TX TEST
AM Depth
MHz
83.3
W AF Freq
18.9 0.99951
AF Anl In AFGen1 Freq
AM Demod 1.0000
AFGen1 Lvl
Filter 1
8.00
300Hz HPF
Filter 2
3kHz LPF
De-Emphasis
750 us/Off
Detector
Pk+-Max
step 10.
Fre-
kHz
quency
3.579
%
kHz
Modulating
Frequency
To Screen
RF GEN
kHz
RF ANL
AF ANL
SCOPE
mv
SPEC ANL
ENCODER
DECODER
RADIO INT
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