555 Timer Projects

By in CircuitsElectronics

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The 555 timer is an 8-pin integrated circuit chip that has all sorts of flexible timing capabilities. Use them to flash LEDs, make music, and many other cool things! Check out Instructables' best 555 timer projects and let us know what you think!

555 Timer Based Plasma Speaker

555 Timer Based Plasma Speaker

by Alex1M6 in Electronics

Drive Servos With a 555 Timer IC

Drive Servos With a 555 Timer IC

by gfetters in Electronics

How to Build an Optical Theremin

How to Build an Optical Theremin

by sacred in Electronics

Add a Rapid-fire Button to Your Mouse Using a 555 Timer

Add a Rapid-fire Button to Your Mouse Using a 555 Timer

by mothflavour2 in Electronics

FLASHING LED

FLASHING LED

by far.peter in LEDs

The 555 FireFly

The 555 FireFly

by DJJules in LEDs

555 Crriter Repellent

555 Crriter Repellent

by Bot1398 in Electronics

Learn About the 555

Learn About the 555

by Jimmy Proton in Microcontrollers

How to Make the Internet (from the IT Crowd).

How to Make the Internet (from the IT Crowd).

by Melty Mcface in Costumes & Cosplay

555 Timer Based Light Seeking Robot

555 Timer Based Light Seeking Robot

by C.V.Hariharan in Robots

Yet Another Simple Pot-controlled 555 PWM Generator

Yet Another Simple Pot-controlled 555 PWM Generator

by MrCruz in Electronics

555 AM Transmitter

555 AM Transmitter

by jazzzzzz in Audio

How to Make an Electronic Piano With a 555 IC

How to Make an Electronic Piano With a 555 IC

by sholtob in Electronics

555 Timer Hacks: Cable Testers, Magnetic Stirrers, and Lego Grabbers Oh My!

555 Timer Hacks: Cable Testers, Magnetic Stirrers, and Lego Grabbers Oh My!

by KRA5H in Electronics

555 IC Intro: Flashing LED

555 IC Intro: Flashing LED

by BenRyan in LEDs

Light Theremin

Light Theremin

by TXTCLA55 in Electronics

Metronome

Metronome

by randofo in Electronics

"Dark Detector" Using a 555 Timer IC

"Dark Detector" Using a 555 Timer IC

by dandeeman in Electronics

Music Box Circuit From 555-timer-circuits.com

Music Box Circuit From 555-timer-circuits.com

by powerman666 in Gadgets

41 LED Flasher Circuit Using 555 IC

41 LED Flasher Circuit Using 555 IC

by supes in Electronics

Daylight Visible Bike Light - Front/Rear Combo - 100 Lumens on 2 AA's

Daylight Visible Bike Light - Front/Rear Combo - 100 Lumens on 2 AA's

by dan in Bikes

Test Tools: a Fairly Simple 555 Tester. Corrected and Updated.

Test Tools: a Fairly Simple 555 Tester. Corrected and Updated.

by Goodhart in Electronics

Magno-Sniffer (Magnetic Sniffer Probe Whistler Thing Using a Hall Effect Sensor)

Magno-Sniffer (Magnetic Sniffer Probe Whistler Thing Using a Hall Effect Sensor)

by pronteon in Electronics

Simple (and Dirty) Pulse Width Modulation (PWM) With 555 Timer

Simple (and Dirty) Pulse Width Modulation (PWM) With 555 Timer

by Chein in Electronics

Haunted House Bones ~555 Timer~

Haunted House Bones ~555 Timer~

by Futurologist in Electronics

Very Simple PWM With 555...Modulate Every Thing

Very Simple PWM With 555...Modulate Every Thing

by shams in Electronics

Scrapyard Challenge 555 Noisemaker!

Scrapyard Challenge 555 Noisemaker!

by coinop29 in Audio

555 Astable Keyboard

555 Astable Keyboard

by tycoonist in Gadgets

How to Make a Fast Blinking LED Bike Light

How to Make a Fast Blinking LED Bike Light

by comodore in LEDs

Build a Tone Generator--Improve Your Snap Circuits by Adding a 555 Timer IC

Build a Tone Generator--Improve Your Snap Circuits by Adding a 555 Timer IC

by KRA5H in Electronics

Throbbing/Fading/Flashing LED With 555 Timer

Throbbing/Fading/Flashing LED With 555 Timer

by MrBeta in Electronics

555 Timer

555 Timer

by amandaghassaei in Electronics

Build Your Own 555 Timer

Build Your Own 555 Timer

by Teslaling in Electronics