More often we need to switch an electric light or an electronic apparatus from various parts from the same building. A particular instance for this is hotel where this switch […]
High Power Temperature Regulator using SCR
The post details a high current, high power temperature regulator circuit using SCRs, which can be used for switching OFF a load at a predetermined temperature level Without the special […]
Discotheque Music Level Indicator Circuit
This is a novel music level indicator, ideally suitable for using in a place like discotheque. This indicator is made of eight columns of eight LEDs are being placed at […]
Simple Water Sensor Circuit with Alarm
Water sensor is a little unit which is used to give an audible alarm when a hose of the washing machine has burst or when it starts to rain, so […]
Bicycle Light and Alarm Circuit
The post illustrates a simple bicycle light circuit which can be used as a normal front/back indicator lights, and also as an emergency alarm signal such as an SOS signal. […]
IC 555 NiCd Battery Charger Circuit
The post details a simple IC 555 based NiCd charger circuit which can be used for charging all types of nickel cadmium batteries with great accuracy. Charging a 12 V […]