Jul 07

Non-Latching Sound Controlled Switch

Sound Control Switch-schematic-diagram

Non-Latching Sound Controlled Switch Circuit Schematic Diagram

Sound Control Switch-circuit

Non-Latching Sound Controlled Switch PCB and Components Layout

Parts List

Resistor :

  • R1 …………………………… 100K
  • R2 …………………………….. 10K
  • R3 …………………………….. 100
  • R4 …………………………….. 3,9K
  • R5 …………………………….. 680
  • R6 …………………………….. 33K
  • R7,R8 ………………………… 2,2K

Variable Resistor :

  • VR1,VR2 ……………………. 100K

Capacitor :

  • C1,C3 ………………………… 2,2KpF
  • C2 …………………………………. 1uF
  • C4,C5 …………………………. 10KpF
  • C6 ………………………………. 33uF
  • C7 ……………………………….. 10uF

Transistor :

  • TR1,TR2 ……………….. FCS 9014
  • TR3 ……………………… FCS 9012

Diode :

  • D1,D2,D3 …………………. 1N4148

Other :

  • Condenser Mic
  • Relay 12V