Cherokee
CBS1000
Documentation Project
CBTricks.com
TX ALIGNMENT
PLL
Step | Control / Function | Connection / Set Up | Adjust | Observe / Result |
P1 | DC Meter to TP1 | L37 | 5.1V +/-50mv | |
P2 | Ch Sel 19 (27.185) | Oscilloscope to TP3 | L38 | MAX Reading on Oscilloscope |
TX-CB Band
Step |
Control / Function |
Connection / Set Up |
Adjust |
Observe / Result |
T-1 |
CH.
Sel. to 21 |
ANT (PL259) to 50 ohm Dummy Load.Freq.Counter / RF Power Meter |
||
T-2 |
Same |
Press MIC PTT SW |
RV4 |
Set to 4 Watts |
T-3 |
Same |
Same |
L39 |
Set to 27.2150XXMHz |
T-4 |
MIC to Max. |
Connect Audio Gen.(1KHz) to MIC Button Terminals. Set Audio Level to 4mV |
RV-5 |
95% Modulation |
T-5 |
Mode to U.S.B. |
Same |
L40 |
Set to 27.2160XXMHz |
T-6 |
Mode to L.S.B. |
Same |
L41 |
Set to 27.2140XXMHz |
T-7 |
Same |
Same |
RV-l4 |
Set to 12 Watts |
T-8 |
Mode to AM |
Mic. to Minimum Press PTT Switch |
L42,L43
|
Set to MAX. RF Power |
Disclaimer: Although the greatest care has been taken while compiling these documents,
we cannot guarantee that the instructions will work on every radio presented.