
ADJUSTMENT
Measurement
Test-
equipment
Unit
Terminal
Adjustment
Unit
Parts
Method
Specifications/Remarks
Condition
Item
42
TK-863G
3. High power
1) Set test mode
Power meter Rear
ANT
Front
/
25.0W
±
1.0W
Select “HPOW” in tuning mode. F. counter panel
panel
“H
.
POW”
PTT : ON
Adjust [***]
2) “H
.
P
.
OW”
PTT : ON
Adjust [***]
3) “H
.
P
.
O
.
W”
PTT : ON
Adjust [***]
4) “H
.
P
.
O
.
W
.
”
PTT : ON
Adjust [***]
5) “H
.
P
.
O
.
W
.
_
.
”
PTT : ON
Adjust [***]
4. Low power
1) Set test mode
Power mete
5.0W
±
0.5W
Select “LPOW” in tuning mode.
“L
.
POW”
PTT : ON
Adjust [***]
2) “L
.
P
.
OW”
PTT : ON
Adjust [***]
3) “L
.
P
.
O
.
W”
PTT : ON
Adjust [***]
4) “L
.
P
.
O
.
W
.
”
PTT : ON
Adjust [***]
5) “L
.
P
.
O
.
W
.
_
.
”
PTT : ON
Adjust [***]
5. Power check 1) Set test mode
Power meter Rear
ANT
Check
25W
±
1W, 8A or less
CH : CH1 - Sig1
panel
CH2 - Sig1
Ammeter
DC IN
CH3 - Sig1
PTT : ON
6. Modulation
1) Set test mode
Power meter Rear
ANT
Front
/
Make the de-
(Wide/Narrow)
balanced
MIC input : OFF
Deviation
panel
panel
modulation
• Wide
Select “BAL” in tuning mode. meter
waveform neat.
“_
.
BAL”
Oscilloscope
Deviation meter filter
LPF : 3kHz
AF VTVM
Front
MIC
HPF : OFF
AG
panel
De-emphasis : OFF
PTT : ON
Adjust [***]
Содержание TK-863G
Страница 53: ...TK 863G TK 863G BLOCK DIAGRAM 63 TK 863G ...