| Menu Item | Description | Range / Options | |-----------|-------------|------------------| | | Audio output level | 0–30 (default 15) | | Step | Tuning step size | 1 kHz, 5 kHz, 10 kHz, 100 kHz, 1 MHz | | AGC | Automatic Gain Control | On / Off | | Attenuator | Reduces strong signal overload | 0 dB / 20 dB | | Bandwidth | IF filter width | AM: 2.2/3.0/4.0 kHz, SSB: 1.8/2.2 kHz | | Battery | Voltage readout (monitor only) | 3.3V – 4.2V | | Backlight | LCD backlight timeout | Always on / 10s / 30s / 60s | | Save Settings | Store all current settings to EEPROM | Yes / No |
The ATS-20 relies heavily on its (the main knob) and a few key buttons. Here is the logic you actually need to know: ats20 radio manual better
: If your radio feels limited, you can reflash it with ATS_EX firmware using a standard USB-C or Mini-USB data cable and tools like AVRDUDE . Lets upgrade the ATS 20+ | Menu Item | Description | Range /