Position Monitor Detectors Circuits

Auto zero a position-sensing detector: 03/18/99 EDN-Design Ideas  / PDF contains multiple circuits - scroll to find this circuit

Bias Circuits:

Biasing Corrects Position Sensing Photodiode: 07/04/94 EDN-Design Ideas 

Digital Position Encoder Does Away With ADC: 05/08/97 EDN-Design Ideas 

Position Detectors Provide Motor control Logic: 05/24/01 EDN-Design Ideas  / PDF contains multiple circuits - scroll to find this circuit.

Position Sensor Exploits Faraday's Law: 05/12/03 Electronic Design - Ideas for Design  Consider two resistors, R1 (1 kO) and R2 (3 kO), connected in parallel (Fig. 1a). According to Faraday's Law, a time-varying magnetic field H, increasing linearly with time.

Rotary Controller Positions Stepping Motor: 08/03/95 EDN-Design Ideas 

Simple Phase Meter operates to 10 MHz: 07/04/96 EDN-Design Ideas

Subzero a Position Sensing Detector: 03/18/99 EDN-Design Ideas  / PDF contains multiple circuits - scroll to find this circuit