The ATS-20/ATS-20+ is a compact, Si4732-chip all-band DSP receiver utilizing a USB-C charged, battery-powered design to cover FM, MW, SW, and LW bands. Operating via a rotary encoder and Band/Mode buttons, the device supports SSB, bandwidth filters, and advanced tuning through firmware, with a factory reset initiated by powering on while pressing the encoder. For detailed instructions, see the official Hirokun PDF and the Goshante firmware guide.

Final Takeaway

The ATS-20 radio is a powerful little receiver, but its small size hides complex functionality. The manual is not an afterthought – it’s a necessary companion. Take 30 minutes to read the key sections, bookmark the menu reference page, and keep it handy. You’ll go from frustrated button-pusher to confident shortwave and SDR listener in no time.

2. Decoding the Menu System

The ATS-20’s deeper features live in a multi-page menu. The manual is the only place that explains each cryptic abbreviation. Look for explanations of:

To make your ATS20 radio manual better, we will rewrite the rules.

6. Menu System

Press the right encoder to enter the menu. Rotate to adjust, press to confirm.

  1. Tune to 14.074 MHz (20m band – active during the day).
  2. Tap the mode button until you see USB (Upper Side Band).
  3. Look at your BFO setting. Slowly turn the knob until the garbled noise turns into a talking human.

for fine-tuning voice transmissions so they don't sound like "Donald Duck". Pre-configured Bands : The firmware includes 22 pre-configured commercial and amateur radio bands for quick jumping between listening areas. Performance Tip

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