Cell phone signal detector part 1
I’ve been building circuits to detect a cell phone signal. I use Verizon service for my smartphone that runs on the 3G network. 3G by the way, stands for 3rd generation, 1st gen being analog, and the 2nd being PCS. Verizon uses the 800 and 1900MHz frequency band for the 3G network. The basic concept […]
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