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 ...

If you purchase an independently reviewed product or service through a link on our website, SPY.com may receive an affiliate commission. Whether you realize it or not, you’re surrounded by an ...