What the hell is this thing? #hamradio #websdr #sigid
@DK1MI I’ve recently been put on to the Signal Identification Wiki community, who might give you an answer or find the question entertaining. Grab an IQ dump? https://www.sigidwiki.com/wiki/Signal_Identification_Guide #SigId
Signal Identification Wiki

This wiki is intended to help identify radio signals through example sounds and waterfall images. Most signals are received and recorded using a software defined radio such as the RTL-SDR, Airspy, SDRPlay, HackRF, BladeRF, Funcube Dongle, USRP and other devices.