Content for LDR

Automated Solar Powered Horizontal Blind Controller

“I started this project because we have some horizontal blinds located in a high window over the main door to our house. This window faces south, and here in Colorado, that means LOTS of sunshine. It’d be nice to …

V-USB ATtiny85 Project Board and an 8x8 Red LED Matrix Display

“This short project will use an 8x8 Red Led Matrix display with the V-USB ATtiny85 Project Board created in my first Instructable. The object of this exercise being to have an ATtiny85 control an 8x8 Led Matrix Display, and …

Mini Light Seeker

“Make your own mini light seeker robot.”

DIY Color Sensor

“It is working on a very simple principle as we are giving all basic colors to the object in front,red,green and blue colors make white light present around us and when the white light strikes any object then …

Sunshine Alarm using LM555 and LM358

“This is a simple design alarm for your winter breaks. With this alarm you need not set time, it detects the day light in the morning and generates beep sound for approx. 1 minute. You need not set time for …

Light To Audio Oscillator

“Light Sensitive Audio Oscillator project is a fun loving project which will create different sound effects depending on the light falling on the sensor”

Automatic Street Light Controller Circuit Using LDR And 555 Timer IC

“We are living in the world where everything goes to be automatic from your washing machine to your ceiling fan. Street lights are one of those example of automatic world. Automatic street light are those light which needs no manual …

Moldover’s Light-Theremin CD (DIY version)

“I released my first original album (self-titled) as Moldover in 2009. The Awesome Edition of this album came on a CD mounted onto a custom-designed circuit board that is also a musical instrument. This instrument is a simple, self-contained, analog …

Arduino DCF77 Master Wall Clock

“Time displayed on large 1” (26mm) 7 segment displays with secondary 4x20 LCD information display. The clock can be used stand alone or provides the following pulses to drive slave clocks 1 sec alternating, 30 sec, 1 min , 1 hour …