Kenwood TKR-740 Service Manual page 76

TX UNIT
Item Condition
24.TA Dev 1) CH2 (VCO-A Center)
Check 2) CH5 (VCO-B Center)
(Wide) AG.f : 1kHz
LEVEL : 280mV
LPF : 15kHz
HPF : OFF
Transmission
(Narrow ) 1) CH8 (VCO-A Center)
2) CH11 (VCO-B Center)
AG.f : 1kHz
LEVEL : 280mV
LPF : 15kHz
HPF : OFF
Transmission
25.RTA Dev 1) CH4 (Center Frequency)
Adjust AG.f : 1kHz (Sine w ave)
(Wide) LEVEL : Insert 280mV into the REM T I/O
Remote TA terminal (pin 2)
LPF : 15kHz
HPF : OFF
Transmission
(Narrow ) 1) CH10 (Center Frequency)
AG.f : 1kHz (Sine w ave)
LEVEL : Insert 280mV into the REM T I/O
Remote TA terminal (pin 2)
LPF : 15kHz
HPF : OFF
Transmission
26.RTA Dev 1) CH2 (VCO-A Center)
Check 2) CH5 (VCO-B Center)
(Wide) AG.f : 1kHz (Sine w ave)
LEVEL : 280mV
LPF : 15kHz
HPF : OFF
Transmission
(Narrow ) 1) CH8 (VCO-A Center)
2) CH11 (VCO-B Center)
AG.f : 50kHz
LEVEL : 280mV
LPF : 15kHz
HPF : OFF
Transmission
27.QT Dev 1) CH4 (Center Frequency)
Adjust QT : 151.4Hz
(Wide) LPF : 3kHz
HPF : OFF
Detector : p-p/2
Transmission
(Narrow ) 1) CH10 (Center Frequency)
QT : 151.4Hz
Transmission
ADJUSTMENT
M easurement
Test
Unit Terminal Unit Parts
equipment
M OD ANA TX TX OUT
Oscilloscope A/3 CONTROL I/O
TA Terminal
(pin 9)
TX OUT
REM T I/O
Remote
TA Terminal
(pin 2)
TX OUT
TKR-740
Adjustment
Specifications/
M ethod Remarks
Check 2.4kHz± 0.1kHz
1.5kHz± 0.05kHz
PC ADJ
2.4kHz ± 0.1kHz
PC ADJ
1.5kHz ± 0.05kHz
Check 2.4kHz± 0.1kHz
Check 1.5kHz± 0.05kHz
PC ADJ
0.60kHz ± 0.05kHz
PC ADJ
0.35kHz ± 0.05kHz
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