VOICE ACTIVATED SWITCH

This VOX circuit can be used to operate a tape recorder, ham radio, CB radio, or turn on an alarm. The VOX-1 kit has 100MA of output that operates a relay, light, motor. What could you do with a sound activated switch? Power requirement 7.5 to 18v DC. SIZE: 1.5" x 1.3"
If you want to switch more power see our Triac (TP-1) or Relay (RP-1) Power kit.