Process for compensating temperature variations in surface wave

Processing of signals with regenerative opto-electronic...

Proximity detector

Proximity sensor oscillator utilizing controlled charge

Proximity switch

Proximity switch

Proximity switch and method for operating a proximity switch

Proximity switch having oscillator inductively coupled through p

Proximity switch having variable gain oscillator

Proximity switch with built-in test circuit

Proximity switch with improved response time and antimagnetic fi

Proximity switch with oppositely polarized coils

Proximity switches including long tail pair with emitter followe

Quartz crystal oscillator angular velocity detector circuits

Radio frequency strain monitor

Replica bridge sensing circuit

Ring oscillator dynamic adjustments for auto calibration

Self oscillating acoustic displacement detector

Signal conditioner for electromagnetic flowmeter

Superconducting ring resonator microwave oscillator for operatin