In this post I have explained how to make simple yet fully stabilized and regulated, variable power supply circuits using the IC 741 op amp. Three versions of the 741 […]
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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, […]
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 […]
How to Make Pierce Oscillator, Hartley Oscillator Circuits
In this post I have explained how to build simple oscillator circuits like the pierce oscillator and hartley oscillator using a single CMOS gate. Both the oscillators are types of […]
How RCCB Works [with Circuit Diagram]
A Residual Current Circuit Breaker (RCCB) or a ground fault circuit interrupter (GFCI), is a form of circuit breaker which will shut down mains AC power as soon as it […]
Extended High Bass Effect from Small Speaker Box [Cross-Over-Filter]
Bigger speaker boxes produce proportionately higher bass effect, this fact is know to all of us. However, bigger boxes are not only expensive, they can be cumbersome and bulky. How […]
