Using an X-Acto knife, carefully cut the PCB trace leading to pins 11, 12, and 13. This disconnects them from the radio’s channel switch. (Do not cut pin 14 unless your schematic says so).
: The stock rubber duck antenna is limited in range. Using a center-loaded or base-loaded external antenna, especially when used in a vehicle, can significantly improve signal clarity and distance. midland 75822 channel mod
Once the modification is made and the radio is powered on: Using an X-Acto knife, carefully cut the PCB
Provides clear visibility of channel settings and signal strength. Using an X-Acto knife