The and its upgraded sibling, the ATS-20P , have become staples in the hobbyist community due to their low cost and impressive all-mode capabilities (SSB, CW, AM, FM). However, anyone who has unboxed one of these Chinese imports knows the frustration of the included instruction manual. Often poorly translated, vague, or factually incorrect, the standard manual leaves many users confused about how to actually operate the device.
Before we dive into the good stuff, let’s acknowledge the elephant in the room. The original ATS20 manual has three major flaws: ats20 radio manual better