microphone

  1. MoeSizzlac

    Simple Helmet Speaker System

    Hello all! Just a quick tutorial to make a speaker system for your helmet. Nothing fancy/no programming. Things you will need: 3 AAA Battery Holder One 4.7M ohm 1/4watt resistor One Microphone Amplifier One Sound Amplifier One Speaker wire and solder supplies Step 1: Wire up the speaker...
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