A photocell circuit provides automatic threshold adjustment. Monostable action prevents undesired...
This is a design for fire alarm circuit. This circuit is based on a LDR and lamp pair for sensing...
A continuously working wiper in a car may prove to be a nuisance, especially when it is not...
The circuit detects a sudden shadow falling on the light-sensor and sounds the bleeper when this...
Controller for Hybrid Power Plant block diagram of the HPP, comprised of 440 Wp photovoltaic...
Here is a simple circuit that can be used as a telephone status indicator. When the telephone is...
Ultra Low Voltage Detectors PT7M6101 PT7M6102 series are designed for over current detector. They...
This circuit is similar to the one above but uses positive feedback to get a little more...
Combined monostable multivibrator 555 and a pair of light control and light control comparator...
EXT connected AC magneto produced. Rectified by D1 stored in C1, and rectified by D4, R9, C7, C8...