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TK-3180
20
Item Condition
Measurement Adjustment
Specifications/Remarks
Test-
equipment
Unit Terminal PartsUnit Method
ADJUSTMENT
6. Low power 1) Adj item : [LPWR]
Power meter
Panel ANT Panel
Selector
1.0W ±0.1W
adjust Adjust : [✳✳✳] Ammeter knob 1.2A or less
2) Adj item : [L LPWR] →
[L’ LPWR] → [C LPWR] →
[H’ LPWR] → [H LPWR]
Adjust : [✳✳✳]
PTT : ON
7. Low power [Panel test mode] Check 0.7~1.4W
check 1) CH-Sig : 1-1 1.2A or less
Set low power (Push [S])
PTT : ON
2) CH-Sig : 2-1
PTT : ON
3) CH-Sig : 3-1
PTT : ON
8. DQT balance 1) Adj item : [n BAL] Panel ANT Panel
Selector
Make the demodu-
adjust Adjust : [✳✳✳] knob lation waves into
Deviation meter filter Deviation
Universal
square waves.
LPF : 3kHz meter
connector
HPF : OFF
Oscilloscope
• Narrow 2) Adj item : [nL BAL] → AG
[nC BAL] → [nH BAL] AF VTVM
Adjust : [✳✳✳]
PTT : ON
• Wide 4k 3) Adj item : [s BAL]
Adjust : [✳✳✳]
PTT : ON
• Wide 5k 4) Adj item : [w BAL]
Adjust : [✳✳✳]
PTT : ON
9. Max DEV 1) Adj item : [n DEV] 2.10kHz ±50Hz
adjust Adjust : [✳✳✳] (According to the
AG : 1kHz/125mV at MIC terminal
larger +, –)
Deviation meter filter
LPF : 15kHz
HPF : OFF
• Narrow 2) Adj item : [nL DEV] →
[nC DEV] → [nH DEV]
Adjust : [✳✳✳]
PTT : ON
• Wide 4k 3) Adj item : [s DEV] 3.35kHz ±50Hz
Adjust : [✳✳✳] (According to the
PTT : ON larger +, –)
• Wide 5k 4) Adj item : [w DEV] 4.40kHz ±50Hz
Adjust : [✳✳✳] (According to the
PTT : ON larger +, –)
10. MIC [Panel test mode] Check AG : 1kHz/6.7mV~18.3mV
sensitivity 1) CH-Sig : 1-1 at MIC terminal
check DEV : 1.5kHz (Narrow)
2.4kHz (Wide 4k)
3.0kHz (Wide 5k)
Deviation meter filter
LPF : 15kHz
HPF : OFF
PTT : ON