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
Mode to AM
MIC to Minimum

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
L44,L45
L48,L38

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.