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Wireless Microphone Receiver Disassembly and Examination to Reduce ‘Hum’ Noise

If you’ve ever worked with wireless microphone and audio systems you will appreciate this video from Micah Scott. In it, a Pyle PDWM1940 wireless receiver is scrutinized and then opened up. In classic curiosity style nothing is what it seems at first, with an otherwise seemingly single-sided PCB with through-hole components containing an underside with some pretty intriguing circuitry that gets thoroughly deconstructed.

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