Kenwood TKR-740 Service Manual page 74

TX UNIT
Item Condition
17.TX M easure the pow er level at TX OUT.
Pow er 1) CH1 (Low )
(Hi) 2) CH4 (Center)
3) CH6 (Hi)
18.TX M easure the pow er level at TX OUT.
Pow er 1) CH7 (Low )
(Low ) 2) CH10 (Center)
3) CH12 (Hi)
19.M ax Dev 1) CH1 (VCO-A Lo)
(Wide) 2) CH2 (VCO-A Center)
3) CH3 (VCO-A Hi)
4) CH4 (VCO-B Lo)
5) CH5 (VCO-B Center)
6) CH6 (VCO-B Hi)
M OD: 1kHz
LEVEL : 50mV (Terminal load)
LPF : 15kHz
HPF : OFF
Transmission
(Narrow ) 1) CH7 (VCO-A Lo)
2) CH8 (VCO-A Center)
3) CH9 (VCO-A Hi)
4) CH10 (VCO-B Lo)
5) CH11 (VCO-B Center)
6) CH12 (VCO-B Hi)
M OD: 1kHz
LEVEL : 50mV (Terminal load)
LPF : 15kHz
HPF : OFF
Transmission
20.M ic 1) CH2 (VCO-A Center)
Sensitivity 2) CH5 (VCO-B Center)
Check M OD: 1kHz
(Wide) LEVEL : 4.5mV (Terminal load)
LPF : 15kHz
HPF : OFF
Transmission
(Narrow ) 1) CH8 (VCO-A Center)
2) CH11 (VCO-B Center)
M OD: 1kHz
LEVEL : 5.5mV (Terminal load)
LPF : 15kHz
HPF : OFF
Transmission
ADJUSTMENT
M easurement
Test
Unit Terminal Unit Parts
equipment
Pow er TX TX OUT
meter A/3
Pow er TX OUT
meter
M OD ANA TX Microphone
AG B/3 M IC
Terminal
(pin 6)
M OD ANA TX TX OUT
Oscilloscope B/3 Microphone
M IC
Terminal
(pin 6)
TKR-740
Adjustment
Specifications/
M ethod Remarks
PC ADJ ± 0.5W
25.0W
(Shipping pow er)
PC ADJ ± 0.1W
5.0W
(Shipping pow er)
PC ADJ ± 0.2kHz
3.4kHz
PC ADJ ± 0.1kHz
1.7kHz
Check 2.4kHz± 0.25kHz
1.5kHz± 0.2kHz
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