Four ways of input/output audio switch (CD4017, CD4066) circuit - Motor_Control - Control_Circuit - Circuit Diagram - SeekIC.com
Sound Activated Switch - Ways to Design Own Sound Activated Switch
CMOS Analog Simplify Audio/Video Switching | DigiKey
Audio-video switch
Circuit: Audio Signal Detector Switch__ Circuit designed by David A. Johnson, P.E.
Multiplexer Switch Circuit with 4066
This circuit is intended to allow me to switch an audio signal on and off. Will it work? How do I determine the proper capacitor values? : r/AskElectronics