Home » » 12V Touch Switch Exciter

12V Touch Switch Exciter

This circuit is designed to generate a 20KHz pseudo sine wave signal that can power about 50 remote touch activated switch circuits.  It can support a cable length of about 2500 feet.  A typical remote switch circuit is also shown as well as a receiver circuit for those switches.

12V Touch Switch Exciter  Circuit Diagram



12V Touch Switch Exciter Circuit Diagram
Source: DiscoverCircuits

Popular Posts

  • Strip LED Lamp
    Strip LEDs are available in different colours powered by direct current (DC) source. These LEDs are available as surface mount devices with...
  • Clipping Indicator For Audio Amplifiers
    A clipping indicator is a useful accessory on any audio amplifier. It indicates when the amplifier has reached its limit and is clipping t...
  • Extend Timer Range For The 555
    Anyone who has designed circuits using the 555 timer chip will, at some time have wished that it could be programmed for longer timing pe...
  • Audio Clipping Indicator
    Detects clipping in preamp stages, mixers, amplifiers etc., Single LED display - 9V Battery supply unit This circuit was intended to ...
  • 3-Input Video MUX Cable
    The circuit diagram shows a low-cost 3-input video MUX cable driver. In this circuit, the amplifier is loaded by the sum of RF and RG o...