The following microphone wiring diagrams are for the majority of CB and 10 meter radios available.

FREE Repair your CB microphone yourself with these mike wiring diagrams. Get CB microphone help here, at Walcott Radio.
The following microphone wiring diagrams are for the majority of CB and 10 meter radios available.


The squelch control is arguably the most important control on CB radios. Learn what it does and how to set it properly for clear communications.

Understanding the RF Gain control and how it differs from the squelch. Learn to adjust your receiver sensitivity for optimal performance.
There is no question that Walcott Radio cannot answer for you. Check out our FAQs and other CB/HAM radio guides. Online store ships same-day by 2 PM CST.
Discover the secret to seamless communication in your business with our guide on business band frequencies. Boost productivity and stay connected. Click now!.
Free interactive tools for antenna tuning, power wire sizing and more. Plug in your readings and get an answer in under a minute — no signup required.
We run these radios ourselves. Call 1-844-925-2688 (M–F 10–5 CST), or send a question and we will write back.