Frequency Drifting Data Transmission
13.795Mhz - 13.830Mhz
Unknown signal that constantly drifts in frequency, I'd like to learn more about this transmission. What kind of signal is this? Recorded on the WebSDR Twente at around 11 PM local time (10 PM GMT) recorded in USBUpper Side Band Modulation (Radio, referring to reception and modulation mode)Universal Serial Bus (Computer, referring to USB Ports and cables) modulation.