Use the FM/AM switch on the back to toggle between FM broadcast and all other modes (AM, LW, SW, SSB).
Updating the firmware (e.g., using ESPFlashDownloadTool ) can fix bugs or add "Pro" features like AIR band reception. im looking for ATS-20 Diagram ats-20 radio manual
Because these devices are manufactured by various Chinese OEM brands (like C.Crane, Hanfong, or unbranded), official documentation is often sparse. This guide covers the hardware architecture, menu navigation, hidden features, and troubleshooting based on the standard SI4735/DSP chipset architecture used in these units. Use the FM/AM switch on the back to
The rotary encoder serves two functions: Quick Start: Basic Controls
is a powerhouse of a portable radio, but it’s notorious for shipping with little to no documentation. Whether you just unboxed your "AliExpress special" or you're looking to dive into Single Sideband (SSB) for ham radio listening, this guide bridges the gap between the hardware and your ears. Quick Start: Basic Controls