Letter Re: Is Radio Direction Finding a Potential Threat for Survivalists?
Mr. Rawles: Hey, I was just wondering what everyone with radios is planning in order to conceal the location of their transmissions from people who could potentially use the signal as a beacon to guide them right to your antenna. It might be fairly difficult to build a tracker, but I suspect there are pre-made devices to direction-find a fairly strong signal (e.g. ham radio). Thanks, – James D. JWR Replies: The only people that have effective radio direction finding (“DF“) equipment and the requisite expertise to operate it are A.) The NSA and a few other government agencies such …