Ats-20 Radio Manual Jun 2026

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

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Switches between modes (AM, LSB, USB, CW, etc.). ats-20 radio manual

This manual covers both the standard commercial “ATS‑20+� receiver available from many online sellers, as well as the DIY / kit version. Because the ATS‑20 is sold in several different variants (bare PCB, partial kit, ready‑built unit), you may need to adapt the following instructions to your specific hardware.

Press the AGC button to toggle gain modes, which helps stabilize signal strength. Firmware Updates and Customization : Adjustable bandwidth filters (0

Navigating the ATS-20 usually involves a combination of the front buttons and the rotary encoder (tuning knob).

Used for tuning frequencies and changing menu settings. It can also be pressed (clicked) to change tuning steps. Control Buttons expanded frequency limits

If you need help with a specific part of the setup, let me know! I can provide instructions for , guide you on building a DIY long-wire antenna , or explain how to listen to specific utility signals like aviation or maritime weather. Share public link

Before operations begin, verify all components are present in the kit.

The ATS-20 is built on an open-source architecture (typically Arduino-compatible). Many users update the firmware to unlock features like better screen layouts, expanded frequency limits, or improved BFO (Beat Frequency Oscillator) control. How to Flash New Firmware:

: Changes the tuning increment (e.g., 1kHz, 5kHz, 10kHz). This is vital for fine-tuning SSB signals.