FM-8500
E4-21
10.
Power and Frequency measurement of
VHF Radiotelephone
The VHF CH 70 is not transmitted by pressing a PTT switch. To measure the output
power of VHF CH 70, follow the below. The radiotelephone must be set to CH 70.
The FM-8500 muse be set the protection OFF
. Refer to section “2.2 Changing System
settings”.
Protection OFF
TEST
TEST
Select "TONE", press [ENT] key.
Select "MARK or Space", press PTT SW.
Press [SELECT],
[ ]
key.
MARK tone:1700Hz-400Hz
SPACE tone:1700Hz+400Hz
DOT:1700Hz+400Hz
Release PTT SW.
INSPECTION TEST < >
TONE DIS-CH
Tone test < >
CR MARK SPACE DOT T1 T2
Tone test < Space tone >
Now doing
Tone test < >
CR MARK SPACE DOT T1 T2
For example, select "Space".
Press [CANCEL] key several times.
Tx ON
(Measurment: power and frequency)
Don't select T1 and T !!
156.525MHz
(+10ppm)
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