Adjustment – Kenwood TK-270G User Manual
Page 36
TK-260G/270G
36
Common Section
Item
Condition
Measurement
Adjustment
Specifications/
Test equipment
Terminal
Parts
Method
Remark
1. Setting
1) BATT terminal voltage:7.5V
2) SSG Standard modulation
[Wide] MOD:1kHz, DEV:3kHz
[Narrow] MOD:1kHz, DEV:1.5kHz
2. VCO lock
[Panel Test Mode]
voltage
1) CH-Sig:2-1
Power meter
ANT
Check
0.8V or more
RX
2) CH-Sig:3-1
DVM
CV(LV)
4.0V
±
0.1V
TX
3) CH-Sig:2-1
0.8V or more
PTT:ON
4) CH-Sig:3-1
3.5V
±
0.1V
PTT:ON
Transmitter Section
Item
Condition
Measurement
Adjustment
Specifications/
Test equipment
Terminal
Parts
Method
Remark
ADJUSTMENT
1. Frequency
1) PTT:ON
Freq. Counter
ANT
VR1
Center frequency
Adjust
Power meter
(162.0 MHz)
±
50Hz
Am meter
2. Max Power 1) Adj item [HPOW]
Check
5.2W or more
Check
Adjust [256]
2) Adj item
[H
.
P O W]
➞
[H
.
P
.
O W]
➞
[H
.
P
.
O
.
W]
➞
[H
.
P
.
O
.
W]
➞
[H
.
P
.
O
.
W
.
.
]
Adjust [256]
PTT:ON
3. Hight Power 1) Adj item [HPOW]
Encoder
5.0W
±
0.1W
Adjust
Adjust [
∗∗∗
]
knob
2.2A or less
2) Adj item
[H
.
P O W]
➞
[H
.
P
.
O W]
➞
[H
.
P
.
O
.
W]
➞
[H
.
P
.
O
.
W]
➞
[H
.
P
.
O
.
W
.
.
]
Adjust [
∗∗∗
]
PTT:ON
4. Hight Power [Panel Test Mode]
Check
1) CH-Sig:1-1
Check
4.0~6.0W
PTT:ON
2.3A or less
2) CH-Sig:2-1
PTT:ON
3) CH-Sig:3-1
PTT:ON
5. Low Power 1) Adj item [LPOW]
Encoder
1.0W
±
0.1W
Adjust
Adjust [
∗∗∗
]
knob
1.0A or less
2) Adj item
[L
.
P O W]
➞
[L
.
P
.
O W]
➞
[L
.
P
.
O
.
W]
➞
[L
.
P
.
O
.
W
.
]
➞
[L
.
P
.
O
.
W
.
.
]
Adjust [
∗∗∗
]
PTT:ON
6. Low Power [Panel Test Mode]
Check
1) CH-Sig:1-1
Check
0.5~1.5W
Set low power (Push [
2
])
1.2A or less
PTT:ON
2) CH-Sig:2-1
PTT:ON
3) CH-Sig:3-1
PTT:ON
Since the TK-260G cannot be tuned from the panel, the FPU (KPG-56D) should be used for adjustment.
Adjust the receive BPF waveform according to the appropriate adjustment item.