Sounds interesting - details? 73, Pete N4ZR Check out the Reverse Beacon Network at <http://reversebeacon.net>, now spotting RTTY activity worldwide. For spots, please use your favorite "retail" DX cluster. On 5/9/2019 11:48 AM, KD7JYK DM09 wrote: > I have a new (to me) device that converts energy from DC to 12 GHz, > and converts to audio, to sniff around with.