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FM Transmitters
64
8 Set AFGen1 Lvl measurement units to dBm.
9 Increase AFGen1 Lvl by 20 dB.
Displayed FM deviation should not exceed the Transmitter’s maximum
specified deviation.
10 Change AFGen1 Freq from 300 Hz to 3 kHz (in 100 Hz increments).
11 Verify that the displayed FM deviation does not exceed the Transmitter’s
maximum specified deviation.
Tune Mode
To Screen
TX TEST
FM Deviation
Auto/Manual
TX Frequency
TX Power
Tune Freq
145.280000
MHz
IF Filter
15 kHz
Input Port
RF in/Ant
AF Anl In
FM Demod
Filter 1
300Hz HPF
Filter 2
3kHz LPF
De-Emphasis
750 us/Off
Detector
Pk+-Max
Ext TX Key
On/Off
TX Pwr Zero
Zero
AFGen1 Lvl
-45.5
dBm
AF Freq
RF GEN
RF ANL
AF ANL
SCOPE
SPEC ANL
ENCODER
DECODER
RADIO INT
More
AFGen1 Freq
1.0000
MHz
kHz
kHz
W
kHz
Microphone
Sensitivity
145.280024
2.03 1.00004
2.965