Ats-20 Radio Manual

In SSB (USB/LSB) mode, press the TUNE/BFO button once to enter BFO mode for fine-tuning voice signals.

The internal lithium battery may be entirely depleted. Plug the unit into a Type-C charger for at least 30 minutes before trying to turn it on again. Check if the physical power toggle switch is making clean contact.

Here are some common issues that you may encounter with your ATS-20 radio, along with their solutions: ats-20 radio manual

Fully extend the antenna for FM and Shortwave reception. For AM and LW, the radio relies on its internal ferrite bar, so rotating the physical body of the radio will improve the signal.

function to fine-tune the signal until voices sound natural. System Reset (EEPROM) In SSB (USB/LSB) mode, press the TUNE/BFO button

Tune to an amateur radio band (e.g., the 40-meter band around 7.000 MHz to 7.300 MHz).

While the factory may leave you frustrated, this guide provides everything you need to enjoy one of the most fun, portable shortwave and SSB receivers on the market. The ATS-20 is not perfect—the UI has a learning curve, and the stock firmware has quirks—but with these instructions, you can unlock its full potential as a travel-friendly ham radio companion, an aviation band scanner, or a bedside world receiver. Check if the physical power toggle switch is

By default, turning the rotary encoder knob might adjust the frequency. Tap the button once.

Updating the firmware (e.g., using ESPFlashDownloadTool ) can fix bugs or add "Pro" features like AIR band reception. im looking for ATS-20 Diagram

Tip: Use 2.0kHz–3.0kHz for clear SSB voice reception, and 4.0kHz–6.0kHz for high-fidelity music broadcasts. Accessing the Secondary Menu (Volume & Mute)

If you connect a long wire antenna to the BNC port for Shortwave listening, be careful. Extremely long antennas can overload the SI4732 chip, causing ghost signals or static. If overloading occurs, slightly collapse your antenna or use an external attenuator. 6. Troubleshooting and FAQ