The post explains a simple op amp based thermocouple temperature meter circuit which can be used for measuring high temperatures in the range of 100 °C to 1000 °C, in […]
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Simple SCR Battery Charger Circuit
The post explains a simple yet accurate SCR triggered battery charger circuit which can be used effectively for charging all types of battery, which includes, lead acid battery, Ni-Cd battery […]
Digital Step Sine wave Generator Circuit
In this post we learn how to build a simple yet accurate digital sine wave generator circuit, which is basically an oscillator circuit, enhanced to generate square waves through incrementing […]
TTL, LSTTL, CMOS, HCCMOS ICs Pinouts
Although not many years ago logic integrated circuits in electronic circuits for the hobbyists were non-existent, these gradually made an appearance in a variety of emerging new electronic projects. We […]
6 Useful Voltage Controlled Oscillator Circuit Explored
In this post we learn how to build 6 useful voltage controlled oscillator circuits, using various op amps and integrated circuits. As the name suggests, a voltage controlled oscillator or […]
How to Use Diodes, Transistors, ICs as Temperature Sensors
Normally we find thermistors being used as the sensor for detecting and monitoring temperatures in electronic circuits. However, ordinary semiconductor components like transistors and diodes actually work better than thermitors […]