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7. A READING TIMER COMPRISING A TRANSISTOR BLOCKING OSCILLATOR INCLUDING A FEEDBACK TRANSFORMER AND A DISCHARGE CAPACITOR, AUDIBLE MEANS INCLUDING A SPEAKER AND AN EARPHONE JACK SWITCH COUPLED TO THE SECONDARY OF SAID TRANSFORMER FOR PRODUCING A SERIES OF AUDIBLE OUTPUT BEATS, A VARIABLE RESISTANCE SELECTOR SWITCH IN THE DISCHARGE PATH OF SAID CAPACITOR, SAID SWITCH BEING VARIABLE IN DISCRETE STEPS OVER AN OUTPUT RANGE OF ABOUT FROM 1/2 TO 20 SECONDS PER BEAT, AND A FINE TUNING VARIABLE RESISTOR COUPLED ACROSS AT LEAST A PORTION OF SAID TRANSFORMER SECONDARY.
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7. A READING TIMER COMPRISING A TRANSISTOR BLOCKING OSCILLATOR INCLUDING A FEEDBACK TRANSFORMER AND A DISCHARGE CAPACITOR, AUDIBLE MEANS INCLUDING A SPEAKER AND AN EARPHONE JACK SWITCH COUPLED TO THE SECONDARY OF SAID TRANSFORMER FOR PRODUCING A SERIES OF AUDIBLE OUTPUT BEATS, A VARIABLE RESISTANCE SELECTOR SWITCH IN THE DISCHARGE PATH OF SAID CAPACITOR, SAID SWITCH BEING VARIABLE IN DISCRETE STEPS OVER AN OUTPUT RANGE OF ABOUT FROM 1/2 TO 20 SECONDS PER BEAT, AND A FINE TUNING VARIABLE RESISTOR COUPLED ACROSS AT LEAST A PORTION OF SAID TRANSFORMER SECONDARY.
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Current AssigneeBurson J.R. Benard
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Original AssigneeBurson J.R. Benard
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InventorsBURSON JR BENARD
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Application NumberUS04/419,362Time in Patent Office942 DaysField of SearchUS Class Current340/384.71CPC Class CodesG09B 17/04 for increasing the rate of ...
