Position: Index > Switch Circuit >


2015-10-10 14:59  
Declaration:We aim to transmit more information by carrying articles . We will delete it soon, if we are involved in the problems of article content ,copyright or other problems.

Transistors Ql and Q2 control latch Q3 and Q4 to switch on the lamp.

A high resistance from touching the electrode biases Qlor Q2 on, setting or resetting the latch.

Reprinted Url Of This Article: