Position: Index > Sensor Circuit >

Field disturbance sensor-alarm

2014-11-19 21:10  
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.

The change in ambient light triggers the alarm by changing resistance of LDRl and LDR2.
Field disturbance sensor-alarm

use any regular pnp transistor.

Reprinted Url Of This Article: