Amateur Satellite Ham Radio Groups ++
Ultimately - Contacting these groups may assist with blocking and directional finding Perpetrators signals
DIRECTION FINDING RECEIVER
IOW Birth place of Radio and (Rockets) develop an all British satellite launch vehicle.
https://thestealthmall.com/mall/37-smart-phone-voice-recorder-jammer-
From $500 But do they work?
https://www.amateur-radio-wiki.net/ardf/
National ARDF sites
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