LED Flashers Circuits and Projects (24)

Browse through a total of 24 led flashers electronic circuits and diagrams.

Unijunction Transistor Flasher

Unijunction Transistor Flasher

Jim Keith - 03/02/2015

Using the rather dated 2N4871 unijunction transistor it is possible to make a simple, but very bright, daylight [...]
led multicolor flashing globe circuit

Crazy Multicolor Flashing LED Globe!

T.K. Hareendran - 04/17/2014

Nowadays, single-color and multi-color flashing LEDs are easily available, which obviates the requirement of external chips to produce [...]

Emergency Vehicle LED Light

T.K. Hareendran - 12/27/2013

Described here is a low-component count Emergency Vehicle LED Light circuit which can be used for capturing the [...]

555 LED Flasher

P. Marian - 03/02/2013

This is a small size led flasher built with the 555 timer IC that is powered from 2 [...]
human reaction time test schematic

Test Human Reaction Time with the 555 IC

P. Marian - 02/26/2013

With this simple circuit that is built with the 555 IC you can test human reaction time. You [...]
555 Door Ajar Flasher Circuit Schematic

555 Door Ajar Flasher

Jim Keith - 12/11/2012

A magnet is placed on the door and a magnetic reed switch on the door casing so when [...]
220v blinking led circuit schematic

220V Blinking LED Circuit

P. Marian - 07/24/2012

This is a simple blinking led circuit powered from 220V that can be used to mark special places [...]
door keys finder circuit

Keyhole or Door Keys Flashing Finder

D Mohankumar - 01/26/2011

This 3 volt Lithium cell operated LED flasher can be used as a keyhole finder in darkness or [...]
Christmas LED decoration circuit

Christmas LED Lights Circuit

D Mohankumar - 12/19/2010

Using this simple Christmas LED lights decoration circuit, you can make an 18 LED flasher to decorate the [...]
flashing ornamental leds circuit

Ornamental Flashing LEDs

D Mohankumar - 11/28/2010

This circuit can flash three sets of LEDs with different levels of Flashing. It can be used as [...]
flashing led lights circuit schematic

Jumbo Flashing LED Lights

T.K. Hareendran - 11/14/2010

This is a flashing led lights circuit powered from a 12V DC power supply that uses the well [...]
220V power flashing led schematic

Power 220V Flashing LED

T.K. Hareendran - 10/10/2010

AC mains operated single LED flasher circuit, built using the popular CMOS timer chip TLC555 is shown below. [...]
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