00928nam0-22002891i-450-99000050860040332120080611100023.0000050860FED01000050860(Aleph)000050860FED0100005086020020821d1947----km-y0itay50------baenga-------001yy<<The >>transductor amplifierits Manner of action and comments on its use for automatic regulationUlrik Krabbewith an appendix including A. Ytterberg's theory of automatic regulationSwedenLindhska Boktryckeriet©1947176 p.ill.26 cmAmplificatori621.384'12Krabbe,Ulrik340323ITUNINARICAUNIMARCBK99000050860040332110 D III 12S.I.DINELDINELTransductor amplifier330737UNINA