This simple circuit helps you sniff out RF radiation leaking from your transmitter, improper joints, a broken cable or equipment with poor RF shielding. The tester is designed for the 2-m amateur ...
It’s a staple of spy thriller movies, that the protagonist has some kind of electronic scanner with which he theatrically searches his hotel room to reveal the bad guys’ attempt to bug him. The bug of ...
With rising privacy concerns, hidden cameras are increasingly common in private spaces. Fortunately, simple detection methods exist, including visual inspections, flashlight scans, and smartphone ...
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