Manual — Ats-20 Radio
Which or mode (AM, FM, SSB) are you having trouble with? Are you using the stock whip antenna or an external setup?
The Si4732 chip provides selectable bandwidth filters. Using the buttons (or a dedicated filter button on some firmwares) you can cycle through:
Then the floods came. Power failed. Internet died. Cell towers went silent. Maya grabbed her radio and batteries, turned it on… and got nothing but white noise across every band. ats-20 radio manual
Adjusts the audio filter bandwidth to reduce interference. Rear and Side Panel Ports Power Switch: Toggle switch to turn the unit ON or OFF.
The is an incredibly versatile, affordable handheld radio based on the Silicon Labs SI4732 receiver chip. Often referred to as a "Pocket Shortwave Radio," it offers robust reception for FM, AM, LW, MW, and SSB (Single Sideband), making it popular among hobbyists. Which or mode (AM, FM, SSB) are you having trouble with
Warning: This voids any warranty and requires moderate technical skill.
The is the essential guide for operating one of the most popular entry-level Si4732-based all-band DSP receivers. This portable powerhouse covers FM, AM (MW & LW), and Shortwave (SW) frequencies, including SSB (Single Sideband) capabilities typically found only in much more expensive gear. Core Specifications and Features Using the buttons (or a dedicated filter button
Indoor environments block weak signals. Connect an external long-wire antenna to the BNC jack and throw the wire out of a window.
| Button | Short Press | Long Press (2 sec) | | :--- | :--- | :--- | | | Turn on/off (standby) | Enter VFO (Variable Frequency Oscillator) mode | | BAND/VM | Change band (AM/FM/SW/LW) | Enter VM (Variable Memory) / Memory recall | | STEP/AGC | Change tuning step (1kHz, 5kHz, 10kHz) | Toggle AGC (Automatic Gain Control) on/off | | Filter/Mode | Change bandwidth (e.g., 6kHz, 4kHz, 2.2kHz) | Switch receive mode (AM/LSB/USB) | | Volume/Squelch | Adjust volume (0-63) | Adjust squelch level | | Encoder (Knob) | Tune frequency | Fast tune (10x step) |