Many ATS-25 variants feature built-in WiFi. This allows the radio to connect to your local network to synchronize the internal clock via NTP (Network Time Protocol) or display extra data such as ham radio callsigns directly on screen during reception. Firmware Updates
: Locate the power switch (usually on the back or side) and turn it on ats-25 radio manual pdf
You can set this to Auto, Fast, or Slow. Slow is generally preferred for SSB to prevent the "pumping" sound during pauses in speech. Many ATS-25 variants feature built-in WiFi
Because these radios are often updated with community-driven firmware, the "official" manual can vary depending on which version you own. Here are the most reliable sources for the latest documentation: Firmware-Specific Manuals Slow is generally preferred for SSB to prevent
BNC connector for HF/VHF antennas; 3.5mm jack for external active antennas.
If you're looking for a walkthrough of the radio's interface and practical performance, independent reviews are invaluable. Independent reviewer is an exceptionally detailed, pros-and-cons style analysis of the ATS-25. Among other aspects, it notes the excellent selectivity, the valuable double sideband synchronous detector available in early firmware versions, and that, while the radio has great potential, there can be significant quality control issues between different samples. Steve Ford's QST review also provided an excellent overview of the radio's architecture and its potential for experimentation.
Tap to select LSB (typically used below 10 MHz) or USB (typically used above 10 MHz). Change your tuning STEP to 10 Hz or 100 Hz.