An infrared receiver, or IR receiver, is a device that sends information from an infrared remote control to another device by receiving and decoding signals. Basically, the receiver outputs a…
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iainhendry
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A Hall effect sensor is a transducer that varies its output voltage in response to a magnetic field. Hall effect sensors are used for proximity switching, positioning, speed detection, and…
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A photoresistor (or light-dependent resistor, LDR, or photocell) is a light-controlled variable resistor. The resistance of a photoresistor decreases with increasing incident light intensity; in other words, it exhibits photoconductivity.…
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The MQ-2 gas sensor has high sensitivity to LPG, Propane and Hydrogen, also could be used to detect Methane, it is low cost and suitable for several different applications. Characteristics…
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The 4067 was one of the IC’s that I wanted to connect up to various microcontrollers as it looke dextremely useful, here is a quick description from one of the datasheets…
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Another sparkfun design here for a simple board that takes a 4-9V input voltage and outputs a selectable 1.8V or 3.3V regulated voltage. Based on the LM317 again Bill…