Ats-20 Radio Manual ((new)) [RECOMMENDED]

When switching to the Shortwave (SW) band, successive presses of the BAND button will jump through standard international meter bands (e.g., 49m, 41m, 31m, 25m, etc.). Tuning and Changing Frequencies

This guide is based on popular community-driven firmware ( ATS_EX ) and general SI4732 operation. For official updates, always check the source where you purchased your receiver.

Short press BAND/VM to toggle between VFO and Memory modes. Then use the encoder to scroll through your saved channels. ats-20 radio manual

This guide serves as a comprehensive, unofficial (SI4732 / ATS-20+ firmware versions) to help you navigate, operate, and master your pocket-sized DSP radio receiver. ATS-20 Radio Manual: Ultimate Operating Guide (SI4732)

Then she remembered— the manual was tucked in the go-bag . A thin, folded booklet she’d never opened. When switching to the Shortwave (SW) band, successive

The ATS-20 is a highly versatile, budget-friendly All-Band Radio Receiver based on SI4732 and Arduino technology. It allows enthusiasts to listen to Shortwave (SW), Medium Wave (MW/AM), Longwave (LW), and FM broadcast bands, as well as Single Sideband (SSB) amateur radio transmissions.

Here’s a common layout based on popular community builds: Short press BAND/VM to toggle between VFO and Memory modes

The ATS-20 (often utilizing the SI4732 chip) is a highly capable, budget-friendly, and portable shortwave radio receiver. It is a favorite among Amateur Radio operators and Shortwave Listeners (SWL) because it packs All-Band coverage—including Single Sideband (SSB)—into a compact, aluminum housing.

Common Shortcomings and Recommendations

: Adjustable bandwidth filters (0.5, 1, 1.2, 2.2, 3, and 4 KHz).