Features a separate Arduino Nano board soldered onto the main PCB. Use "Arduino Nano (ATmega328P)" presets.
The ATS20 (and its popular successor, the ATS20+) is a staple in the world of low-cost SDR (Software Defined Radio) and portable shortwave listening. For under $50, hobbyists get a compact, Si4732-based radio capable of SSB (Single Sideband), AM, and FM reception. However, the stock software these devices ship with often leaves much to be desired. ats20 firmware
avrdude -c usbasp -p m328p -U flash:w:ATS20_New.hex Features a separate Arduino Nano board soldered onto
Your new firmware will likely work, but the frequency readout may be off by 1-2 kHz. Here is how to fix it: hobbyists get a compact