Usually located on the side or back to toggle the unit on/off.
This is the most critical factor for performance.
Forget the tiny pamphlet. Print this quick reference and tape it to the back of your ATS-20:

Usually located on the side or back to toggle the unit on/off.
This is the most critical factor for performance. ats-20 radio manual
Forget the tiny pamphlet. Print this quick reference and tape it to the back of your ATS-20: Usually located on the side or back to