In this post I will show how to construct a few fireworks ignition circuits which can safely ignite them via IR remote and timer. We have proposed three firecracker igniter […]
Search Results for: transistor circuits
Higher Variable Output Voltage from IC 7812
You may have often wondered whether it was feasible to get higher voltages than 12 V from a 7812 IC? In this short post I have explained how to configure […]
LED Star Circuit
This circuit can be used like a tree ornament, however the LED star circuit explained here has a variation; it’s completely electronic and it provides the impression of an exploding […]
Visitor Counter Circuit Using IC 555 and IC 4026
A visitor counter is a machine that counts the of number people who visited a place. Visitor counters are usually installed at the entrance and exit points of commercial buildings […]
Letter Box Open Indicator Circuit
In this post I have explained how to build a letter box open indicator circuit, which indicates through an LED if the letter box had been opened either by the […]
60 Watt Amplifier Circuit
The circuit of a 60 watt power amplifier is shown in the below figure. It’s design layout is simple and very conventional. It has a completely symmetrical pattern which has […]
