In this article we will discuss 6 useful yet simple automatic street light circuits, which can be used for automatically switching a lamp ON during night time and OFF during […]
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DC Lamp Dimmer Circuit using IC 555
In this post we will learn how to use the control pin#5 of the IC 555 to build a simple PWM controlled DC lamp dimmer circuit. The proposed DC lamp […]
IC 555 Astable Multivibrator Circuits
The IC 555 astable multivibrator is a configuration where the IC 555 output continuously switches between an ON state and an OFF state at a given frequency, determined by its […]
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 […]
6 Interesting IC 555 Siren and Alarm Circuits
In this post we will learn how to use IC 555 to create 6 interesting siren and alarm sound effect generator circuits. The versatile astable multivbrator configuration of IC 555 […]
10 Simple IC 555 Monostable Circuits Explored
In this post we will learn how IC 555 can be used for making 10 different types of monostable multivibrator circuits, such as one-shot type, debounce preventor, retriggerable type, touch […]
7 Easy Sawtooth Waveform Generator Circuits using UJT, IC 555, and Transistors
In this post we learn how to build 7 types of easy sawtooth generator circuits, using BJTs, UJTs, and IC 555. In a sawtooth waveform the voltage increases slowly in […]
5 Best IC 555 Oscillator Circuits Explored
In this post we will learn how to build and optimize 5 useful IC 555 oscillator circuits, whose waveforms can be further enhanced for generating complex sound effects. Overview The […]
10 Best Timer Circuits using IC 555
The circuits explained here are 10 best small timer circuits using the versatile chip IC 555, which generates predetermined time intervals in response to momentary input triggers. The time intervals […]
CMOS IC LMC555 Datasheet – Works with 1.5 V Supply
In this post we study the datasheet, pinout, and technical specifications of the IC LMC555 which is a CMOS version of the standard IC 555. The IC is equipped with […]