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hall effect switch – Circuit Schematic
hall effect switch
For the limit switches on a custom 3D printer I`m designing, I want to try out some contactless sensors. I have chosen to use hall effect sensors, which are sen...
compass – Circuit Schematic
compass
The goal was to make a compass sensor compatible with the RCX and have it only take one sensor input port to take a compass reading. We decided to use a Dinsmor...
Plate Detector – Circuit Schematic
Plate Detector
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lm75 temperature sensor with 7 segment display output – Circuit Schematic
lm75 temperature sensor with 7 segment display output
This is a test project built hastily on a solder less breadboard. It uses a LM75 to read the current temperature via I2C and displays the result.....
mems accelerometers – Circuit Schematic
mems accelerometers
The ADXL362 is an ultralow power, 3-axis MEMS accelerometer that consumes less than 2 ?A at a 100 Hz output data rate and 270 nA when in motion triggered wake-u...
digital temperature sensors – Circuit Schematic
digital temperature sensors
The AD592 is a two terminal monolithic integrated circuit temperature transducer that provides an output current proportional to absolute temperature. For a wid...
using thermopile sensor in ir digital thermometers – Circuit Schematic
using thermopile sensor in ir digital thermometers
Because of their speed, accuracy, effectiveness, and cost, infrared (IR) digital thermometers have replaced traditional mercury thermometers. Using a thermopile...
mouse – Circuit Schematic
mouse
This page is for info on converting the low resolution optical encoders, typically found in serial mice, into high resolution encoders needed for DSC`s (Digital...
hygrometer – Circuit Schematic
hygrometer
I worked on developing a digital frostpoint hygrometer for measuring water vapor at NOAA. Using an old analog instrument as a reference, I created this new hygr...
magnet – Circuit Schematic
magnet
After reading Robert`s article, I immediately wanted to build this project so I ordered an HMC 1001 sensor and started breadboarding the circuit. As it turns ou...
maze robot sensor integration – Circuit Schematic
maze robot sensor integration
This project was completed during a course on robotics taught by Prof. Dave Barret at Olin College. The final project for the course, the goal of the project wa...
touch switch project – Circuit Schematic
touch switch project
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touch switch circuit diagram – Circuit Schematic
touch switch circuit diagram
When the water is empty the wires in the tank are open circuited and the 180K resistors pulls the switch low hence opening the switch and LEDs are OFF. As the w...
simple crystal tester circuit – Circuit Schematic
simple crystal tester circuit
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sensore switch circuit diagram – Circuit Schematic
sensore switch circuit diagram
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sensors and ldr – Circuit Schematic
sensors and ldr
Color sensor is an interesting project for hobbyists. The circuit can sense eight colors, i. e. blue, green and red (primary colors); magenta, yellow and cyan (...
lm339 ic for voltage detector and circuit diagram – Circuit Schematic
lm339 ic for voltage detector and circuit diagram
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ir photodetector circuit diagram – Circuit Schematic
ir photodetector circuit diagram
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infrared motion detector schema diagram – Circuit Schematic
infrared motion detector schema diagram
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flame detection circuit diagram – Circuit Schematic
flame detection circuit diagram
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