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That would only be practically useful in an environment devoid of all other electronics. How would one tell between the non-transmitting spy cam and normal hous
by killingtime74 2y ago
That would only be practically useful in an environment devoid of all other electronics. How would one tell between the non-transmitting spy cam and normal household electronics
- KeplerBoy 2y agoBy having some spatial/angular resolution. You'd need a large directional antenna or multiple antennas to have something similar to a phased array radar, but passively (i.e. listening only).