This manual provides complete instructions for operation, configuration, and troubleshooting.
: On the side or rear, ensure the switch is set correctly for your mode (e.g., toggle to "AM/SSB" when listening to shortwave). ats20 radio manual better
The ATS20 runs on 5V DC via USB-C. However, it is . If you plug it into a cheap phone charger, you will hear digital buzzing across all frequencies. ats20 radio manual better