00721nam a2200193Ia 4500003000900000008004100009040001600050080002000066100001800086245013700104260004700241300002300288650004100311700002700352700003000379942000700409999001500416952009600431IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a621.396.62bOTT  aOtte, J93092 0aFrom the electron to the superhetba simplified course for the radio service mancJ. Otte , Ph. F. Salverda  and C. J. Van Willigen.  aeindhovenbPhilips Technical Libraryc1954  a[various pagings.]  aAstronomy and Astrophysics Thesaurus  aSalverda, Ph. F.93093  aVan, Willigen C. J.93094  cBK  c1532d1532  00104070aBANbKODcGENd0000-00-00l0o621.396.62/ OTTp1650r2021-11-05w0000-00-00yBK