Kenwood TK-480 Service Manual page 23

TK-480
Item Condition
1) SYS – GRP : 4 – ✽
15. QT DEV
adjustment MIC input : OFF
Select FQT
in tuning mode.
Deviation meter filter setting
LPF : 3kHz
HPF : 50Hz
De-emphasis : 750µs
PTT : ON
1) SYS – GRP : 4 – ✽
16. DQT DEV
Select FDQT ✽ ✽ ✽
adjustment
in tuning mode.
Deviation meter filter setting
LPF : 3kHz
HPF : OFF
PTT : ON
1) SYS – GRP : 4 – ✽
17.LTR DEV
Select FLTR ✽ ✽ ✽
adjustment
in tuning mode.
Deviation meter filter setting
LPF : 3kHz
HPF : OFF
PTT : ON
18. DTMF DEV 1) SYS – GRP : 4 – ✽
Select DTMF ✽ ✽ ✽
adjustment
in tuning mode.
Deviation meter filter setting
LPF : 15kHz
HPF : OFF
PTT : ON
1) SYS – GRP : 4 – ✽
19. MSK DEV
Select FMSK ✽ ✽ ✽
adjustment
in tuning mode.
Deviation meter filter setting
LPF : 15kHz
HPF : OFF
PTT : ON
20. TONE DEV 1) SYS – GRP : 4 – ✽
Select TONE ✽ ✽ ✽
adjustment
in tuning mode.
Deviation meter filter setting
LPF : 15kHz
HPF : OFF
PTT : ON
1) SYS – GRP : 4 – ✽
21. BATT
Select BATT ✽ ✽ ✽
detection
writing in tuning mode.
PTT : ON
22
ADJUSTMENT
Measurement
Test-
Unit
equipment
Power meter Panel
Deviation
✽ ✽ ✽
meter
Oscilloscope
AG
AF VTVM
Adjustment
Terminal Unit Parts
ANT Panel Encoder 0.75kHz
knob
1.00kHz
3.00kHz
2.5kHz
After pressing the
PTT switch, confirm
that one predeter-
mined numeric in
the range 1 to 256
appears and then
press [B] key.
That numeric will be
stored in memory.
Specifications/Remarks
Method
± 0.05kHz
± 0.10kHz
± 0.15kHz
± 0.1kHz
BATT terminal voltage : 6.2V