Amplifier including a common emitter and common collector transistor providing regenerative feedback

Claim 1

A SEMICONDUCTOR TUNED AMPLIFIER COMPRISING, IN COMBINATION, TRANSISTOR MEANS HAVING AN INPUT SIGNAL TO BE AMPLIFIER APPLIED THERETO, SAID TRANSISTOR MEANS HAVING BASE, COLLECTOR AND EMITTER REGIONS AND BEING CONNECTED IN A COMMON EMITTER CONFIGURATION, SAID INPUT SIGNAL BEING APPLIED TO SAID BASE, ENERGIZING AND BIASING MEANS CONNECTED TO THE TRANSISTOR MEANS FOR ENERGIZING THE TRANSISTOR MEANS AND BIASING THE BASE WITH RESPECT TO SAID COLLECTOR WHEREBY THE BASE-COLLECTOR JUNCTION IS REVERSE-BIASED, THE SEMICONDUCTOR REGIONS AND THEIR JUNCTIONS PROVIDING DISTRIBUTED RESISTANCE AND CAPACITANCE PHASE SHIFT NETWORKS, SAID TRANSISTOR AND CAPACITANCE PHASES RELATIONS IN BY AN AMOUNT DUE TO INHERENT ELECTRICAL PHASE RELATIONS IN A COMMON EMITTER TRANSISTOR AND AN ADDITIONAL AMOUNT DUE TO THE DISTRIBUTED RESISTANCE AND CAPACITANCE OF THE COLLECTOR BASE JUNCTION, OTHER TRANSISTOR MEANS INCLUDING A BASE, COLLECTOR AND EMITTER, SAID OTHER TRANSISTOR MEANS BEING CONNECTED AS AN EMITTER FOLLOWER, THE COLLECTOR OF SAID FIRST-NAMED TRANSISTOR MEANS BEING DIRECTLY CONNECTED TO THE BASE OF THE OTHER TRANSISTOR MEANS, MEANS FOR REVERSE-BIASING THE BASE OF THE OTHER TRANSISTOR MEANS WITH