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Laser Tripwire circuit / photoresistor tutorial

Complete description: Afroman takes a cadmium sulphide photoresistor and uses it to build a laser tripwire circuit that can trigger pretty much anything. Don't forget to vote 5 and watch Afroman's Transistor tutorial if yo
Thematic Section: Science & Technology
Duration: 00:01:04.500
Other materials on this topic: laser trip wire tripwire beam electronics circuit photocell photoresistor light dependent resistor LDR lazer alarm

CS 3651 - APIA - Sensing: Photoresistor

Complete description: Sensing - Photoresistor
Thematic Section: Education
Duration: 00:07:09
Other materials on this topic: Sensing Photoresistor

Robotics and Electronics Tutorial - 19 - Photoresistors

Complete description: A tutorial on Photo cells.
Thematic Section: Howto & Style
Duration: 00:02:01.500
Other materials on this topic: photo light resist science mechanics aviation space computer electronics environment gadget medicine video game

Photoresistor

Complete description: A photoconducting cell is photosensitive semiconductive element. Its resistance depends on the illumination level. Under light action the electrical resistance of the photoconducting cell decreases by
Thematic Section: Science & Technology
Duration: 00:01:27.750
Other materials on this topic: electronic components light photo resistance resistor

Photo resistor

Complete description: Photo resistor
Thematic Section: Education
Duration: 00:01:12
Other materials on this topic: Photo resistor

Laser Spy PhotoResistor test

Complete description: This is a proof of concept test of the Laser Spy system. The light to sound receiver is nothing more than a single transistor being driven by the voltage changes across a photoresistor. The sound is n
Thematic Section: Science & Technology
Duration: 00:00:50.250
Other materials on this topic: Laser spy laser microphone laser listener spy gadget laser eavesdrop infrared laser long range spy laser spy plans spy plans laser night vision window bounce laser module

Arduino Photoresistor Lighting Control

Complete description: Using a photoresistor and the Arduino to set a light level when it will start to turn on.
Thematic Section: Howto & Style
Duration: 00:02:36
Other materials on this topic: arduino pwm arduino led arduino photoresistor

Radio Shack Electronics Learning Lab - Using a Photoresistor to control tone

Complete description: I am a total amateur so this was actually fun to make.
Thematic Section: Science & Technology
Duration: 00:00:54.750
Other materials on this topic: Radio Shack Integrated circuit 555 electronics learning lab photoresistor IC

Teensy + photoresistors = Innovative Computer Mouse (HID)

Complete description: So I made a prototype mouse using a Teensy and 4 photoresistors. The photoresistors are detecting the light emitted by an LED and refracted by your hand, allowing you to control your cursor simply by
Thematic Section: Science & Technology
Duration: 00:01:04.500
Other materials on this topic: teensy arduino HID device mouse photoresistors sensors

First Arduino Project Photoresistors Piezo Speaker Flash

Complete description: This is a mixture of the tutorials that I found on arduino.cc that uses two photocells to measure light at two spots on a breadboard and creates a tone through a piezo speaker that has a varying pitch
Thematic Section: Education
Duration: 00:05:21
Other materials on this topic: Arduino Flash Piezo Photocell Photoresistor

[.NET Gadgeteer] Using a photoresistor to adjust screen contrast

Complete description: In this video I demonstrate how to create a simple circuit using a photoresistor that can be used to change the "contrast" of a LCD display using the FEZ Spider and basic components. The code for the
Thematic Section: Science & Technology
Duration: 00:03:54.750
Other materials on this topic: Gadgeteer GHI FEZ Spider photoresistor touchscreen .NET

Photoresistor Theremin w/ Arduino

Complete description: A project for my Interactive Furniture class, Carnegie Mellon:makingfurnitureinteractive.wordpress.com
Thematic Section: Howto & Style
Duration: 00:00:45.750
Other materials on this topic: Daisy Bell Arthur C. Clark technology music arduino theremin 2010 space odyessy electronics

motor control with photoresistor

Complete description: motor value and directional control with photoresistor on wiring software and board. here is the code and some pictures ; barangulesen.blogspot.com
Thematic Section: Science & Technology
Duration: 00:01:23.250
Other materials on this topic: wiring motor control photoresistor DIY baran gulesen

Photoresistor measured using ATmega168 Analog to Digital converter

Complete description: In this video I'm just started a new project and wanted to make sure I had the ADC working before making my project more complicated. I've written a little more about this at: jumptuck.com To get star
Thematic Section: Science & Technology
Duration: 00:01:06
Other materials on this topic: adc avr atmega168 photoresistor cds voltage divider

Light programming with a photoresistor and flashing computer monitor

Complete description: I wrote a JavaScript application that you can load into your web browser. It takes a message, converts it to Manchester Encoded binary and flashes the result in white and black as the webpage's backgr
Thematic Section: Science & Technology
Duration: 00:02:05.250
Other materials on this topic: ldr photoresistor manchester encoding atmega168 javascript

Arduino - LED + Potentiometer + Photoresistor + Resistor 10kohm

Complete description: Defined the pin of the potentiometer and the led, the program starts reading from the serial port, all the values transmitted by the photoresistor and prints them in the terminal. The delay can be als
Thematic Section: Science & Technology
Duration: 00:01:04.500
Other materials on this topic: arduino LED potetiometer photoresistor resistor laser Arduino UNO processing

Photoresistor (LDR) and LM324 object sensor

Complete description: Using LDR's property.
Thematic Section: Science & Technology
Duration: 00:00:18
Other materials on this topic: LDR object sensor LM324 shreesh chhabbi photoresistor

PCNA circuit bending - photoresistor

Complete description: → www.pcna.it
Thematic Section: Music
Duration: 00:01:01.500
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Photoresistor with 3 output

Complete description: sawweeet
Thematic Section: Entertainment
Duration: 00:00:15
Other materials on this topic: microcontoller

Arduino - Photoresistor

Complete description: Buy here : www.taydaelectronics.com
Thematic Section: People & Blogs
Duration: 00:00:16.500
Other materials on this topic: Photoresistor light flashlight microcontroller arduino pic arduino project

photoresistor demo

Complete description: quick little project that uses a photo resistor (cadmium sulphide) hooked up to the arduino board. as the light in the room gets brighter, the LED gets brighter. it uses the photoresistor hooked up wi
Thematic Section: Science & Technology
Duration: 00:01:15.750
Other materials on this topic: photoresistor light sensitive resistor cadmium sulphide arduino photovore voltage divider

SamBot - Photoresistor and Piezo Element

Complete description: Since I didn't get any servos over the weekend, I decided to test my sensors for my light sensing robot with my Arduino and a piezo element. I'm using a basic CdS photocell from RadioShack. This is se
Thematic Section: Science & Technology
Duration: 00:02:04.500
Other materials on this topic: DSCN1068

Arduino + Pure Data Photoresistor and Piezo Interface

Complete description: A photoresistor and piezo element interfaced to control a Pure Data (Pd) patch. The photoresistor (or the light hitting it) controls the pitch, piezo controls the frequency modulation, although you ca
Thematic Section: Howto & Style
Duration: 00:01:09.750
Other materials on this topic: Arduino Puredata Pd photoresistor piezo pduino go-bot dixroid summer vacation

LM3914 Led Driver / Photoresistor Input

Complete description: Analog 0 - 5Volts 10 LEDS Lighting with an LM3914 and a Photoresistor powered by a Computer ATX as power supply. Input for the LM3914 : 12V Input on the chip and on the photosensor 5v ( Usage of the 1
Thematic Section: Science & Technology
Duration: 00:00:32.250
Other materials on this topic: LM3914 Analog LED driver

Arduino photoresistor array project

Complete description: arduino photoresistor array for detecting light direction.
Thematic Section: People & Blogs
Duration: 00:02:19.500
Other materials on this topic: arduino microcontroller photoresistor solar

Boe-Bot Photoresistors

Complete description: Light has many applications in robotics and industrial control. Some examples include sensing the edge of a roll of fabric in the textile industry, determining when to activate streetlights at differe
Thematic Section: Science & Technology
Duration: 00:01:13.500
Other materials on this topic: Bot-Bot Photoresistors Robotic Technology

Arduino servo control via photoresistor (light sensor)

Complete description: ARDX Experimenter's kit CIRC-09 tutorial taken to the next level by wiring up a servo instead of and LED. Lots of fun!
Thematic Section: Science & Technology
Duration: 00:01:01.500
Other materials on this topic: Arduino ardx photoresistor microcontroller Palm Pre

Atari Punk Console APC w/ Voltage input w/ Photo Resistor and PT2399 delay Synthrotek

Complete description: Atari Punk Console APC w/ 10 Step Analog Step Sequencer & PT2399 Delay Synthrotek. Combining synthrotek.com's APC, PT2399 Delay, and our a photo resistor MAGIC! Any of these products are available in
Thematic Section: Music
Duration: 00:01:30
Other materials on this topic: Atari Punk Console APC photo resistor photoresistor optioreistor PT2399 synthrotek delay 8 step sequencer VOS synth lofi step

.:Light:. - (Photo Resistors) - CIRC09

Complete description: -Arduino Experimentation Kit - .:Button Pressing:. - (Pushbuttons) For more details visit - (coming soon) To purchase your own kit - (coming soon)
Thematic Section: Science & Technology
Duration: 00:01:01.500
Other materials on this topic: CIRC09 arduino oomlout learning how to getting started
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