SIMPLE CIRCUIT PROJECTS Archive

simple easy electronic circuits hobby applications student projects

3V LEDs run on 1.5V batteries

White Led dc converter circuit for a simple two transistor drive again with no trouble winding transformer coil output filter instead I used the PC power supply when there is..

Simple 1.2V to 3V 6V DC DC Converter Circuit

Cheapest dc-dc converter circuit 🙂 one our readers dc circuit biasing asked me particularly low voltage for even a project that, but anchorage integrated can not find said it would..

Simple DC Lamp Dimmer Circuit

Lamp dimmable loads such as motors or lamp the simplest circuit you can. One transistor 2n3055 Lamp Dimmer Schematic

USB Power Boost Circuit

Designed for high power consumption USB devices though USB Power Injector circuit draws high power devices designed accordingly happens adapter for different projects, but you may need this type of..

Symmetrical Single Source Supply Circuit

Sometimes this type of power converter circuits is getting a much needed low-profile single-supply circuitry divides symmetrically fed through the circuit can run. LM741 op-amp voltage follower 741 is used..

Led light by 220V Operation

220 volts AC mains voltage and low current LEDs can operate with a simple circuit CAUTION Be careful is working with high voltage capacitor circuit connections Beware + – If..

Fake Capacitors

I saw with my eyes open or do not go at it: D Integrated say fake fake fake Transistor (Casing, potatoes) Capacitors saw in Counterfeit Capacitor I will not lie..

Tv Remote Jammer Circuit 555

Joking can be used as a fun tool, a simple TV remote control is preventing circuit Integrated circuit made ​​with NE555 Timer. Tv Remote Jammer 10k potentiometer on the circuit..

100 Watt Amplifier Circuit TDA7294 PCB

TDA7294 integrated amp is pretty popular in a very sound system is being used. Has a very clean sound. The materials used in the circuit with very little a few..

Led Effect of fun Circuits

Let’s do a bit of fun with visual circuits have a few sample pictures circuit in an electronic circuit Dice button produces a different number in each edition. LEDs made..