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🔴 Cobra 29 Ltd Classic Frequency Conversion – No.868


I show my method for doing a Cobra 29 Ltd Classic CB Radio Frequency Conversion to the NZ channel frequencies using my custom channel frequency conversion module.

I clean the front panel controls of the Cobra 29 as they are scratchy, I also take apart the Cobra 29 Ltd microphone and clean the switch as that is noisy as well.

0:00 – Intro.
1:15 – Opening the Cobra 29 Ltd Classic CB Radio.
3:14 – Cleaning the front panel controls of the Cobra 29 Ltd.
4:11 – Installing the channel modification board in the Cobra 29.
6:14 – Alignment tuning the Cobra 29 Ltd Classic CB Radio.
7:00 – Adjusting the 10.240MHz crystal frequency.
8:15 – Adjusting the VCO of the Cobra 29.
10:20 – Adjusting the 54MHz Trap.
12:25 – Audio testing the Cobra 29 Ltd Classic.
12:42 – Alignment tuning the receive to get 12dB SINAD.
17:14 – Transmitter alignment, adjusting the AMC (first pass).
18:34 – Cleaning CB Radio microphone scratchy switch.
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