Level Sensor circuit

Light sensor circuit diagrams

Light sensor circuit diagrams Light sensor circuit diagrams This circuit has two distinct functions, either using the same light sensor, a circuit module is useful for light and turn off the lights (relay), and that only produce sound. Usually applies to a security alarm place. Components used: Sensor LDR 2N3904 Relay Audio alarm using LM386

Protection Integrated circuit

Heating Element Protection Integrated Circuit Modules

Heating Element Protection Integrated Circuit Modules A heating element converts electricity into heat, of course, must use a safety circuit, so At high temperatures do not occur. besides that, in order to protect the heating elements and other devices. A secondary back-up protection will include monitoring temperature heating elements. Heating Element Integrated Circuit Protection Modules…