tachometer electronic
Description
Tachometer laser contactless determines the rotation speed in 5 seconds simple design and reliability in use tachometer, accurate readings, adjustment of the level of data determination by a potentiometer the sketch can be improved, at your discretion you will be able to measure the engine speed not only, the device also has a mode without laser illumination in response to changes in illumination. in general, you can think of a lot of ways to use the device components: Arduino Uno Multifunction shidle power dc-dc converter 3.7 12v power dc-dc charger 5v battery 16350x2psc photoresistr x1psc HW-483 x1psc button on/off x1psc glass 2mm x2psc subscribe so as not to miss my new things
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