Superstar 121
Documentation Project

CBTricks.com

Frequency Mod

3 Bands (LOW - MID - HIGH) 25.515 - 27.855 MHz.

 

Export Frequency Conversion

1. Remove the top cover from the unit and locate the PLL chip (MC145106P). Unsolder the short jumper wire running from the +8.2vdc source to pin 9 of the PLL chip. 2.
2. Resolder the three pins of the PLL chip, Pins 10, 11, and 12, being carefull not to short them together.

Note: The Super Star 140 Microphone wiring is the same as all Midland Radios.


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we cannot guarantee that the instructions will work on every radio presented.