Home electron Tube Data sheets Back
Frank's Electron tube Pages  
Frank's electron Tube Data sheets Osram documents  

(up)date item size
2000-04-11 Osram Eisen und Konstantan Widerstande. Thanks to Robert Schmalstieg. 597,524 bytes (de)
2000-04-11 Osram Glimm Indikator Röhren. Thanks to Robert Schmalstieg. 149,071 bytes (de)
2000-04-11 Osram Urdox und Eisen-widerstände für Rundfunkgeräte. Thanks to Robert Schmalstieg. 598,016 bytes (de)
2004-04-17 Osram Valves - 1936-1937 Thanks to Chris Colebrook. 15,085,712 bytes
2006-07-23 Every Radio-Man's Pocket Reference Osram valve guide and book of circuits 1938. Thanks to David Porter. 3,569,467 bytes
2013-04-15 Every Radio-Man's Pocket Reference Osram valve guide and book of circuits 1934. 20,870,547 bytes