TOUCH SWITCH
This circuit detects the skin resistance of a finger to deliver a very small current to the super-alph
of transistors to turn the circuit ON. The output of the "super transistor" turns on the BC 557 tra
The voltage on the top of the globe is passed to the front of the circuit via the 4M7 to take the place of
your finger and the circuit remains ON.
To turn the circuit OFF, a finger on the OFF pads will activate the first transi
"super transistor" of voltage and the circuit will turn OFF.