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Sadir Carpentier SA
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Sadir Carpentier SA
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Publication of FR913627ApublicationCriticalpatent/FR913627A/en
H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
H03F3/52—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower with tubes only
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FR913627D1945-03-201945-03-20
Method and circuits for driving electro-mechanical devices
ExpiredFR913627A
(en)