I have posted some tip/walkthroughs on home made IR sensors for obstacle detection and later for motion tracking. Now DAGU proudly presents the IR compound eye. … Read more

Project Page The Switchboard Module uses 2x 4021 Shift Registers to read 16 buttons simultaneously. This is the same circuit as 2 NES controllers, so it only … Read more

Example with arduino here: http://letsmakerobots.com/node/17694   buy here: http://www.sparkfun.com/commerce/product_info.php?products_id=8653  Read more

The Accel_Gyro Board represents a 5DOF Inertial Measurement Unit (IMU), capable of measuring acceleration on all 3-axis as well as measuring rotation rate around … Read more

Dagu now stocks this IR detector. It has an adjustable range from 3cm to 80cm and a dgital output with indicating LED. Although it can't be used to measure distance … Read more

Designed by WBA Consulting, The WBA-TH1M Module makes it very easy to use Sensirion's SHT11 Digital Temperature/Humidity Sensor in your microprocessor controlled … Read more

PIR's are cheap little things that combined with a little chip (PIR Sensor Control IC) and possible a Fresnel Lens will tell you if there is motion in font of it. … Read more

This little fellow detects magnetic flux and is dead simple to connect up, just 5V in and an analog output. Can be bought at most places selling electronic … Read more

Laserfinder helps to locate objects with reflexive surface (eg. silver safety appliques). Finder is mounted on moving head which scans the surroundings. Finder … Read more

The LCD UI Platform Module is a drop-in 8x2 LCD with a 5-way button (up - down - left - right - depress) and a second 'big red button'. It also has a bi-color LED … Read more

A retroreflector is basically a mirror that reflects light back directly to its source no matter the orientation. It basically can take a light source of any angle … Read more

URM37 V3.2 Ultrasonic Sensor uses an industrial level AVR processor as the main processing unit. It comes with a temperature correction which is very unique in its … Read more

  Suitable for ASURO kits and any other kits   Part list: Read more

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Long arm microswitch. As used with the PIC Buggy kit. Read more

Just found this in the bottom of a box at work.  Kind of an interesting piece of equipment.  It will read a color mark on a flat surface (at a distance of 1"). … Read more

Sharp GP2D120    Have been looking around for IR sensors and found these at what I think is a great price - nearer to $50 in Oz! Got from Summerour Robotics - … Read more

The Wii Nunchuck controller, might be a cool way to control your robot wirellesly, has a joystick, two buttons and an accelerometer inside. Related Links: Nunchuck … Read more

This tiny Xbee 900 rf module is supposed to have a range of 15 miles. We all know that these specs are always best case scenarios that are not attainable in the … Read more

This is the very popular 2.4GHz XBee module from Digi (formally Maxstream). These modules take the 802.15.4 stack (the basis for Zigbee) and wrap it into a simple … Read more

The MLX90614 Infrared Thermometer Module is an intelligent non-contact temperature sensor with a 10° field of view and a serial interface for easy connection to … Read more

This thing is one of the most acurate light sensors I've seen.  You configure it by making pins 1 and 2 high or low to control it's sensitivity and make pins 7 and … Read more

This compact sonar range finder by Maxbotix detects objects from 0 – 254 inches (6.45 meters) with 1-inch resolution for distances greater than … Read more

The TPA81 sensor is a thermopile array detecting infra-red in the 2um-22um range. This is the wavelength of radiant heat. The Pyro-electric sensors that are used … Read more

The Sharp GP2D12 is an excellent, well proven sensor. Its analog outputmakes is reliable and inexpensive, but a bit processor-intensive to use with a … Read more

Description: This alcohol sensor is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer. It has a high sensitivity and … Read more

The Kodenshi SG-2BC reflective sensor combines a GaAs IRED with a high-sensitivity phototransistor ina  super-mini (4mm) ceramic package, reducing installation … Read more

Recently I have built a remote control tank with sound effect. Since there is not much space in the tank, I decide to use a piezo transducer to do the sound … Read more

There are a few models of this but the SM125-IC is an RFID Interigator with read/write capabilities and I2C connection capabilities. I have been looking for a chip … Read more

Isn't that just a pot? You are forgiven for thinking you are looking at a photo of a potentiometer AKA variable resistor. That's what this looks like. However, if … Read more