. While the physical device is a compact, aluminum-cased receiver, its true power lies in its open-source Arduino-based firmware

In SSB (USB/LSB) mode, press the TUNE/BFO button once to enter BFO mode for fine-tuning voice signals.

The device is prized for its versatility, supporting a wide range of broadcast and amateur bands: Frequency Range:

Safety and Regulatory Compliance The manual must include safety warnings about RF exposure, electrical hazards, and proper grounding. FCC/CE compliance statements, emission class, and required labeling details are necessary for legal operation in various regions. Guidance on antenna installation (clearances, grounding, lightning protection) reduces risk.

If your unit is running custom firmware (like the Goshante ATS-20 Exa ), you may see these settings in the menu: