Build Simple Transistor Circuits

A compilation of important assorted transistor simple circuits to build has been included here. Simple Transistor Circuits for New Hobbyists Many simple transistor configurations like, rain alarm, delay timer, set reset latch, crystal tester, light sensitive switch and many more have been discussed in this article. In this compilation of simple transistor circuits (schematics) you … Read moreBuild Simple Transistor Circuits

5 Interesting Flip Flop Circuits – Bistable Switch Circuits

Five simple yet effective electronic toggle flip flop switch circuits can be built around the IC 4017 and IC 4093, we will see how these can be implemented for switching ON OFF any electronic load such as fan, lights, or any similar appliance using push-buttons. What’s a Flip Flop Circuit A flip flop relay circuit … Read more5 Interesting Flip Flop Circuits – Bistable Switch Circuits

IC 741 Opamp Design Projects

The simple 741 opamp circuit design ideas presented here are not only interesting but also very amusing to build. The included circuit ideas using IC 741 like inverting and non-inverting amplifiers, tone control and regulated power supply will surely intrigue you. Circuit diagrams are also attached with the article.  Overview We all are probably aware … Read moreIC 741 Opamp Design Projects

220V AC Solid State Relay (SSR) Circuit

In this post we learn how to construct a simple solid state relay or an SSR circuit using a few BJTs, a zero crossing opto coupler and a triac Advantage of Solid State SSR over Mechanical Relays Mechanical type of relays can be pretty inefficient in applications which require highly smooth, very swift and clean … Read more220V AC Solid State Relay (SSR) Circuit

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