Kenwood TK-8102 Service Manual page 34

TK-8102
Test Frequency (MHz)
Channel
TX
1 : Center 470.100
2 : Low 450.100
3 : High 489.900
4 470.000
5 470.200
6 470.400
PCB Section
Item
1. Setting 1) Power supply voltage
DC Power supply terminal : 13.6V
2. VCO lock 1) CH : TX high
voltage
2) CH : RX high
3) CH : TX low
4) CH : RX low
3. IF coil 1) CH : RX center (Wide)
2) SSG output : –53dBm (501µV)
Mod : 1kHz
Dev : 3kHz
4. RF 1) CH : RX center (Wide)
bandpass CH : RX low (Wide)
filter CH : RX high (Wide)
2) Track generator output : –30dBm
Connect the spectrum analyzer
to BPF terminal
M
34
ADJUSTMENT
M
RX TX
470.050 502.600
450.050 485.100
489.950 519.900
470.000 498.500
470.200 498.700
470.400 498.900
Condition
Test equipment
Digital voltmeter
SSG
Digital voltmeter
Track generator
Spectrum analyzer
M2
RX TX
502.550 415.100
485.050 400.100
519.950 429.900
498.500 415.000
498.700 415.200
498.900 415.400
Measurement
Terminal Parts
CV TC402
TC401
AFV L301
ANT TC352
BPF TC353
M2
Fig. 1
M3
RX
415.050
400.050
429.950
415.000
415.200
415.400
Adjustment
Specifications/
Method
± 0.1V
5.5V
± 0.1V
5.5V
Check 0.7V or more
3.25~3.35V (DC)
Adjust the BPF waveform
to Fig. 1
M3
Remarks