by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively

Full Title

Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements > Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements (wide-band amplifiers with inter-stage coupling networks incorporating these impedances H03F1/42) > by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively

Child Classifications

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• H03F 1/223
• H03F 1/226
• H03F 1/24 in discharge-tube amplifiers