HALL_MULTIPLIER_FOR_ANALOG_RATIO_COMPUTER

Published:2009/7/15 4:08:00 Author:Jessie | From:SeekIC

Indium arsenide Hall plate serves as analog multiplier in circuit with photoresistor R and 2N174 grounded-emitter power amplifier that controls drive current of Hall generator. Differential amplifier A in feedback loop including lamp I controls Hall current. -H. H. Wieder, Analog Ratio Computer Uses Hall Multiplier, Electronics, 36:45, p 46-47.



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