00910nam0-22003131i-450 99000045402040332120180917093237.0000045402FED01000045402(Aleph)000045402FED0100004540220020821d1954----km-y0itay50------baenga-------001yyMagnetic-amplifier Circuitsbasic principles characterictics and applicationsWilliam A. GeygerLondon [etc.]McGraw-Hill1954277 p.ill.24 cmAmplificatori magnetici621.381'535Geyger,Willian A.339588ITUNINARICAUNIMARCBK990000454020403321DCH-013-176486DCH10 D III 83207DINELDCHDINELMagnetic-amplifier Circuits334207UNINA