Many ATS-20 units ship with "standard" firmware. However, there are community-developed versions (often based on the ) that add features like: An on-screen RSSI (Signal Strength) meter. Smoother scanning speeds. Extended frequency ranges.
The ATS-20 radio is a versatile and user-friendly shortwave radio receiver suitable for both beginners and experienced radio enthusiasts. Understanding the manual and features of the ATS-20 radio will help users optimize their listening experience and make the most of this compact and capable radio. ats20 radio manual better
| Parameter | Value | |-----------|-------| | Chipset | Si4732-A30 | | Frequency range | 0.1–30 MHz, 64–108 MHz | | Tuning step | 1 kHz min (SSB: 10 Hz via menu) | | Sensitivity (HF, AM) | < 2 µV @ 10 dB S/N | | Selectivity | DSP filter: 1.8–4.0 kHz | | Audio output | 0.5W into 8Ω | | Battery | 3.7V Li-ion (800–1500 mAh) | | Current draw | ~120 mA (backlight on) | | Antenna impedance | 50Ω (SMA) | Many ATS-20 units ship with "standard" firmware
If you're looking to upgrade your experience, here are the core functions you should know (that your manual might have missed): Extended frequency ranges