Blogs about: Photoresistor
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Light programming for a clock
+ So at first glance we were thinking there wasn’t much special about this clock. It’s based on an Arduino and displays the time using a character LCD screen. But then we realized that the… more →
Hack a Day
GRIS bot photos
wrote 2 weeks ago: Here she is, the integrated prototype. Note the cowling is fastened on the back and that the breadbo … more →
Light programming for a clock
— 24 comments
wrote 3 weeks ago: + So at first glance we were thinking there wasn’t much special about this clock. It’s b … more →
Sun-powered Stirling engine with automatic tracking
— 30 comments
wrote 1 month ago: Check out this solar-powered Stirling engine (translated). The build is part of a high school class … more →
Preheat alarm added to a basic kitchen oven
— 20 comments
wrote 2 months ago: [Justin] didn’t want to keep checking if the ‘oven heating’ indicator light had go … more →
RGB Color Sensor
wrote 4 months ago: …and here’s a color sensor! I expected a color sensor to involve three specialized photo … more →
RGB Color Sensor
wrote 4 months ago: Looks like I can easily turn my light sensor into a color sensor. I’ll have to try this out! … more →
The Light Sensor
wrote 4 months ago: Light sensors are interesting and useful sensors, especially in robotics. “Line follower … more →
Microcontroller comm with a computer monitor
— 16 comments
wrote 5 months ago: Prolific Hack a Day author [Mike S] has been playing in his lab again and he’s come up with a … more →
Automatic flashlight tag damage sensor
— 6 comments
wrote 5 months ago: You’re out at night and playing a boisterous game of flashlight tag. But how can you tell if y … more →
Tessel Pendant Prototype
wrote 5 months ago: Designed for my Architectural Lighting course, the tessel pendant features a set of white LEDs that … more →
Light sensitive MIDI glove
— 2 comments
wrote 1 year ago: The latest offering in glove-based noisemakers forsakes commonly used flex sensors in favor or photo … more →
Input device using LED and four photoresistors
— 38 comments
wrote 1 year ago: [Julien] built an input device that uses reflected light detected by some photoresistors. Placing yo … more →
Robot laser tag
— 17 comments
wrote 1 year ago: [Shay] and his friend built some battling robots for a school project. Instead of destroying each ot … more →
Controlling an AC drill using one PWM connection
— 21 comments
wrote 1 year ago: This peculiar setup allows [Ben Krasnow] to control an alternating current device using one pin on a … more →
eYandron Sensor 2 - Photoseeker
wrote 2 years ago: the photoseeker Summary: This sensor connectible, the Photoseeker b1.0, is a basic light comparator. … more →
Find your tent with an LED beacon
— 6 comments
wrote 2 years ago: James writes in with this fun project he made to help him find his tent at a festival. I like the wa … more →
False theremin
— 18 comments
wrote 3 years ago: [vilxes91] sent in this cool little false-theremin (translated). Its a pretty simple circuit, that c … more →
NoiseAXE minisynth
— 8 comments
wrote 3 years ago: The NoiseAXE is a miniature synthesizer based on the Picaxe 08M microcontroller. Its operating prin … more →
(4B) Ambient Technologies - Rearticulating Space with Physical Computing
wrote 2 years ago: The prototype video can be seen here: http://www.youtube.com/watch?v=IdOcV7ivvDg Click to view slide … more →
