Rotation Monitor Detectors & Sensors Circuits

Almost-accurate rotation center: 05/13/98 Electronic Design - Ideas for Design / Most motion-control applications typically employ an optical disk or Hall-effect device in order to accurately count the number of times that a motor shaft rotates.

Available-light photo tachometer simplifies outdoor remote sensing: 01/25/99 Electronic Design - Ideas for Design / Tachometry, the measurement of the speed of rotating objects, is a common enough application that has many practical but few noteworthy solutions.

Digital Tachometer Avoids Analog Vices: 11/10/94 EDN-Design Ideas

Optical Tachometer Provides Bi-Directional Info: 05/21/98 EDN-Design Ideas

Simple Circuit Measures Diesel's Rotations Per Minute: 03/04/99 EDN-Design Ideas / PDF contains multiple circuits - scroll to find this circuit.

Speed Limit Alarm:

Tachometer Demodulator has Fast Response Time: 12/07/95 EDN-Design Ideas

Wireless Auto Tachometer:

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