Ats20 Firmware — Exclusive
While the stock radios typically ship with basic PU2CLR firmware (often version 1.15), the firmware by Goshante is widely considered the gold standard for "exclusive" upgrades. It is an advanced build specifically for the Arduino Nano/Uno and Si473x DSP chip architecture. Key Exclusive Features
ATS20 is a Si4732-based SDR receiver. Firmware falls into: ats20 firmware exclusive
Is it legal? Absolutely. The ATS20 is open hardware to an extent. However, "exclusive" often means . You must trust the developer. A malicious binary could theoretically damage the Si4732 chip by sending incorrect I2C commands (though rare). While the stock radios typically ship with basic