32 Projects tagged with "LDR"

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A portable CMOS synthesizer based on the CD40106.

Pocket Synth

Due to a storm my front door house number got damaged. I took this as a challenge to make my own "arduinofied" one.

House number "arduinofied"

learn to solder kit, through hole+SMD, interactive art !

MAP2

Anool Mahidharia

HW created for testing ESP8266 and ThingSpeak channels.

Mbed IoT testing

Marko Dragoslavic

Avoid lightning strikes on Final Fantasy X by using an Arduino + LDR + Servo

Lightning-dodge-O-matic

The LED turns ON when light is incident on the LDR . This project is widely used in security systems .

Light detector using LDR

Akshay Srivastava

A image scanner made with one LDR

One pixel image scanner

Projects/Users/Experiments - Acquire ⨋ Analyse ⨋ Share

GinLab - [20700]

Gintaras Valatka

[ In the quest of making programmable Lab ] First use case: controllable vRef for Adc todo: test it in signal chain

LDR Pot | Making | Matching | Plotting

Gintaras Valatka

The 2017 Hackaday Prize

I built a laser piano using LDRs and laser light diodes. I used an Arduino Leonardo Pro Micro connected to a speaker to generate sound

DIY Laser Piano

A tiny light-based synth

MicroSynth

an open source clock based on shadowPlay by breadedEscalope Link: www.breadedescalope.com/index.php/shadowplay-uhr-fuer-einen-salon

CircleClock

In this tutorial, I am going to turn on and off the garage light using a PIR sensor, LDR and Relay.

DIY - AUTOMATIC GARAGE LIGHT

A small sensor stick PCB that can be used for proximity and object detection.

Purza Sensor Stick

Hackaday Prize 2019

Using a LED/LDR pair to form inverting Photonic logic gates. The entire Boolean logic set handled by resistors and diodes! Who'd'a thunk

LIGHT LOGIC - HIC SVNT DRACONES

Control appliance using a hand gesture without any microcontroller, only bare electronic components

Hand Gesture Controlled Appliance Switch

Monitor temperature and light levels. More features to come!

Environment Monitor

A Light Dependent Relay. For when your project can’t dim itself at night. A Trinket monitoring an LDR turns it off or on via a relay.

LDRelay

Building a programmable gain amplifier by applying PWM controlled LED light to an LDR in an inverting amplifier

World's Worst Programmable Gain Amplifier

In today's age, the usage of energy matters the most. The steps are needed to avoid the misuse of energy and this project focuses on it.

Automatic Street Light Controller

A little bit of Led art using a light Logic sequencer

Starburst