Use the 'Mode' button to switch between FM, AM, USB, and LSB. Remember: Most Ham operators below 10MHz use LSB , and those above 10MHz use USB . 4. Improving the Audio: The Speaker Mod
The unit can be upgraded via the USB-A or USB-C data port. Newer community-driven firmware can offer better AGC management, filter settings, and display options.
Long-press or cycle the button until the screen displays LSB (Lower Sideband) or USB (Upper Sideband). ats20 radio manual better
A crisp OLED display showing current frequency, RSSI (signal strength), SNR (signal-to-noise ratio), volume, battery status, and bandwidth filter settings. 🛠️ Step-by-Step Operating Instructions Powering On and Basic Tuning
The ATS-20 is highly capable, but it is limited by its small stock telescopic antenna. Use these strategies to drastically improve performance: Use the 'Mode' button to switch between FM, AM, USB, and LSB
ATS-20 (and ATS-20+) is a compact, DSP-based all-band radio receiver powered by the
is a powerhouse of a portable radio, packing AM, FM, and SSB (Single Side Band) capabilities into a tiny, budget-friendly frame Improving the Audio: The Speaker Mod The unit
Best for AM broadcast stations to get high-fidelity audio.
: Long press the STEP button to display a signal level bar (S-meter) at the bottom of the screen. It can be toggled off with another press or by changing the band.
Keep the radio away from computers, LED lights, and routers, which emit heavy RF noise. 4. Advanced Settings for Better Audio and Selectivity