DSC-6
B2-15
11. Power and Frequency measurement of
MF/HF Radiotelephone
MF/HF DSC signal is not transmitted by pressing a PTT switch, because of its emission
mode of F1B (J2B). Tone signals (1700Hz + 85Hz) must be input to the radiotelephone.
To measure the output power of DSC signal, follow the below. The radiotelephone must
be set to the frequency to measured and to F1B (J2B/TLX). The MF/HF radiotelephone
TX key line and inputting tone signal is controlled by the DSC-6/6A.The DSC-6/6A
muse be set the protection OFF. Refer to section “3.2 Changing System settings”.
Protection OFF
T/A test < tone /signal >
TONE MANUAL-CONT DIS-FREQ
TEST
Tone test < >
MARK SPACE DOT T1 T2
Tone test < Space tone >
Now doing
T/A test < tone /signal >
TONE MANUAL-CONT DIS-FREQ
Manual cont out < >
IN OUT
Manual cont out < HF Key >
OFF
Manual cont out < HF Key >
ON
Manual cont out < >
ALM DIS HK HM HH
Manual cont out < HF Key >
OFF
TEST
Select "TONE", press [ENT] key.
Select "MANUAL-CONT", press [ENT] key.
Select "OUT", press [ENT] key.
Select "HK", press [ENT] key.
Select "MARK or Space", press [ENT] key.
Press [SELECT],
[ ]
key.
MARK tone:1700Hz-85Hz
SPACE tone:1700Hz+85Hz
DOT:1700Hz+85Hz
Press [CANCEL] key twice.
For example, select "Space".
Press [ENT] key.
Press [ENT] key again.
Press [CANCEL] key several times.
Outputting tone signal
Tx ON
(Measurment: power and frequency)
Don’t select T1 and T2 !!
Fo+85Hz
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