In this article I have explained how to build a highly efficient voltage regulator circuit using an SCR and some other external components. This SCR voltage regulator circuit being a […]
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Simple Crystal Tester Circuit
In this post I have explained how to build a simple crystal tester circuit using ordinary parts like transistors, resistors, diodes and capacitors. What is a Crystal A crystal can […]
Inverter Circuit with Feedback Control
In this article I have explained a couple of inverter circuits featuring an automatic feedback control for ensuring that the output does not exceed the normal specified AC output level, […]
250 Watt Pure Sine Wave Inverter Circuit
The cost and quantity of parts necessary to develop the proposed 250 watt sine wave power inverter circuit is actually much less compared to a noisy square wave switching-type inverter […]
70 Watt Stereo Amplifier Circuit
In this post I have explained how to build a simple 70 + 70 watt stereo power amplifier circuit using transistors. The entire design along with power supply and PCB […]
12 V to 19 V Converter Circuit
In this post I have explained how to build a simple 12 V to 19 V boost converter circuit which can used to charge a 19 V battery from a […]