: When in SSB mode, the rotary encoder often acts as a Beat Frequency Oscillator (BFO) control, allowing you to fine-tune the "pitch" of a voice to make it intelligible.
Document version 1.0 – Improved Edition Free to distribute, not for commercial resale. ats20 radio manual better
button to change the tuning increment (typically 1kHz, 5kHz, or 10kHz). : Use dedicated VOL+ / VOL- : When in SSB mode, the rotary encoder
The radio's potential is often unlocked through community-developed firmware like Goshante (ATS_EX) Bandwidth (BW) : When in SSB mode
: Adjust audio levels using the VOL+ and VOL- buttons.
: On the side or rear, ensure the switch is set correctly for your mode (e.g., toggle to "AM/SSB" when listening to shortwave).