TK-385
28
ADJUSTMENT
Item
Condition
Measurement
Adjustment
Specifications/
Test equipment
Unit
Terminal
Unit
Parts
Method
Remark
Transmitter Section [Panel Tuning Mode except when Panel TEST Mode is specified.]
7. DQT Balance 1) Adj item [BAL]
Power meter
Panel
ANT
Panel
Encoder
Make the
Adjust
Adjust [
∗∗∗
]
Dev meter
universal
knob
demodulation
LPF:3kHz
Oscilloscope
connector
waves into
HPF:OFF
AG
square waves.
2) Adj item
AF VTVM
[L BAL]
➞
[C BAL]
➞
[H BAL]
Adjust [
∗∗∗
]
PTT:ON
8. Max DEV
1) Adj item [MAX]
1.85kHz
±
50Hz
Adjust
Adjust [
∗∗∗
]
(According to
AG:1kHz / 80mV
the ,-)
Dev meter filter
LPF:15kHz
HPF:OFF
2) Adj item
[L MAX]
➞
[C MAX]
➞
[H MAX]
Adjust [
∗∗∗
]
PTT:ON
9. MIC
[Panel Test Mode]
Check
1.2~2.0kHz
Sensitivity
1) CH-Sig: 1-1
Check
AG:1kHz / 8mV
LPF:15kHz
PTT:ON
10.QT Deviation 1) Adj item [QT]
Panel
ANT
Panel
Encoder
0.35kHz
±
50Hz
Adjust
Adjust [
∗∗∗
]
universal
knob
LPF:3kHz
connector
HPF:OFF
2) Adj item
[L QT]
➞
[C QT]
➞
[H QT]
Adjust [
∗∗∗
]
PTT:ON
11.DQT
1) Adj item [DQT]
Devition
Adjust [
∗∗∗
]
Adjust
LPF:3kHz
HPF:OFF
2) Adj item
[L DQT]
➞
[C DQT]
➞
[H DQT]
Adjust [
∗∗∗
]
PTT:ON
12.DTMF
1) Adj item [DTMF]
1.45kHz
±
0.05kHz
Deviation
Adjust [
∗∗∗
]
Adjust
LPF:15kHz
HPF:OFF
PTT:ON
13.FFSK
1) Adj item [FFSK]
1.45kHz
±
0.05kHz
Deviation
Adjust [
∗∗∗
]
Adjust
LPF:15kHz
HPF:OFF
PTT:ON
