Please click your language flag. Bitte Sprachflagge klicken.
Information - Help

Very rare valves or unknown (not in RMorg)

If you intend to write about a specific model, please go to that model's data page and write via «Add info to model». The same applies if you provide information about a manufacturer. Go to the manufacturer's data page and post from there.
Forum » Valves / tubes - Semiconductors » Very rare valves or unknown (not in RMorg)
Topics: 1 to 50 from 198
  Topic Rating Hits Answ. Author Last text   Language
  Soviet 1539   284 3 Shellberg, Ken Shellberg, Ken 11.Jun.20 english  
  Brimar 13D1 / CV423   197 4 Shellberg, Ken Shellberg, Ken 08.Jun.20 english  
  Novis FW125*, 4-volt rectifier   231 5 Shellberg, Ken Roschy, Jacob 04.Jun.20 english  
  Cossor 45IU   222 7 Shellberg, Ken Shellberg, Ken 01.Jun.20 english  
  Unknown 4-volt rectifier   363 11 Shellberg, Ken Shellberg, Ken 01.Jun.20 english  
  Tungsram 1500R   354 3 Jancsek, Ottó Jancsek, Ottó 18.Mar.20 english  
  Tungsram OS66   544 3 Jancsek, Ottó Jancsek, Ottó 11.Mar.20 english  
  Röhre 5881WXT   446 2 Schaufelber..., C. Schaufelber..., C. 07.Nov.19 deutsch  
  A tube which is not known by...   626 6 Jancsek, Ottó Jancsek, Ottó 04.Nov.19 english  
  Unknown tube   758 2 Selyem-Tóth, S. Selyem-Tóth, S. 09.May.19 english  
  Please help me to identify t...   689 2 Jancsek, Ottó Jancsek, Ottó 19.Apr.19 english  
  Beantwortet !! (Wer kennt di...   762 3 Lidschreibe..., W. Lidschreibe..., W. 06.Mar.19 deutsch  
  Wer kennt diese Röhre, bitte...   1073 2 Haindorfer, Josef Haindorfer, Josef 11.Jan.19 deutsch  
  Unbekannte russische Elektro...   725 2 Mahrholz, Uwe Mahrholz, Uwe 26.Dec.18 deutsch  
  blaue Röhren   1009 2 Haas, Joachim Roschy, Jacob 17.Sep.18 deutsch  
  unbekannte Röhre   697 1 Haas, Joachim Nagel, Bernhard 17.Sep.18 deutsch  
  PL81 and PL81A wich is the d...   924 2 Feniello, G. Feniello, G. 27.Jul.18 english  
  Do you have an Acme brand tu...   733 2 Anderson, Larry Hippenstiel, Mark 09.Jun.18 english  
  Wer kennt Glühfa GmbH?   748 1 Löwe, Nikolaus Löwe, Nikolaus 01.Jun.18 deutsch  
  Unknown Telefunken Röhren   995 2 Selyem-Tóth, S. Selyem-Tóth, S. 20.Nov.17 deutsch  
  Prüfkarte Funke W19   970 4 Klöckner, Alfred Klöckner, Alfred 10.Sep.17 deutsch  
  Unknown metal-mazda valve   903 2 van Dijk, N. van Dijk, N. 17.Jul.17 english  
  Unbekannte OSRAM-Röhre 10K. ...   1316 2 Eckardt, Wolfgang Eckardt, Wolfgang 07.Jul.17 deutsch  
  Marconi tube ID   4429 3 Nikolic, Dragan Nikolic, Dragan 11.Jun.17 english  
  Which tube is this   1134 2 van Dijk, N. van Dijk, N. 04.Jun.17 english  
  Barkhausen-Kurz-Röhre neu im... 9 Rating Ø 4.5 2260 0 Eckardt, Wolfgang Eckardt, Wolfgang 14.Nov.16 deutsch  
  Unknown tube of peculiar des...   1430 2 Rada, Peep Jung, Otmar 03.Oct.16 english  
  Unknown RCA tube   1619 1 Nagel, Bernhard Nagel, Bernhard 18.Aug.16 english  
  Unbekannte RCA Röhre   1946 2 Nagel, Bernhard Nagel, Bernhard 18.Aug.16 deutsch  
  Röhren RGL4002 und RGL7002   1763 2 Eckardt, Wolfgang Eckardt, Wolfgang 15.Jun.16 deutsch  
  Unidentified tube   2080 5 Momirov, Dejan Verheijen, Gidi 26.May.16 english  
  DR2000   1762 1 Schaufelber..., C. Jung, Otmar 06.May.16 deutsch  
  G257   1820 1 Schaufelber..., C. Jung, Otmar 03.May.16 deutsch  
  gibt es eine DM72 ?   2300 2 Bayer, Klaus Bayer, Klaus 07.Feb.16 deutsch  
  Unknown tube in Rohde & Schw...   3675 4 So, Allan Nagel, Bernhard 31.Jan.16 english  
  EM80 Fehldruck   2863 4 von Bechen ..., P. Knoll, Hans M. 11.Dec.15 deutsch  
  EAF80   3588 6 Borrmann, R. Holtmann, W. 07.Oct.15 deutsch  
  Siemens LS81 ('Hantel')   3356 0 Dassow, Achim Dassow, Achim 21.Jun.15 deutsch  
  Wer kennt die Röhre? Glaskol...   19340 2 Reuther, Andreas Reuther, Andreas 27.Jul.14 deutsch  
  Unknown tube   3072 1 Spic, Jan Roschy, Jacob 30.Jun.14 english  
  Gridless tube from 1938   6488 4 Sousa, Joe Rudolph, Dietmar 30.May.14 english  
  Gitterlose Röhre von 1938 11 Rating Ø 4.5 6151 3 Rudolph, Dietmar Rudolph, Dietmar 29.May.14 deutsch  
  Unknown Transmitter Valves?   3388 5 Harlow, Oliver Harlow, Oliver 18.May.14 english  
  Triode: AEG K121   3315 1 Rudolph, Dietmar Rudolph, Dietmar 06.Apr.14 deutsch  
  Siemens Schottky-Doppelgitte...   3477 2 Eckardt, Wolfgang Eckardt, Wolfgang 05.Apr.14 deutsch  
  Green glass Triode? Diode? G...   4271 2 Watterson, M. Sousa, Joe 03.Apr.14 english  
  Lorenz: UBF11 UCH11 UCL11 UY11   4213 1 Rudolph, Dietmar Rudolph, Dietmar 21.Jan.14 deutsch  
  Wer kennt diese Röhre?   3573 2 Holtmann, W. Holtmann, W. 04.Nov.13 deutsch  
  Unusual Ediswan valve Ebay   3657 3 Forder, Clive Forder, Clive 02.Oct.13 english  
  Tubo Fivre 6DD2   4338 5 Feniello, G. Feniello, G. 05.Sep.13 english  
Radio tubes (electron tubes, electronic tubes, vacuum tubes) and valves are just a part of The other part is old radios. But we don't only list data for radio tubes or radio valves. We list data and pictures of tubes and valves of all types such as those for television, industrial, military and scientific purposes. You will find many forum posts about tubes and also data from reference manuals, tube specifications and valve data in English and also in other languages. You will also see many pictures of tubes, historical radios and other electronic equipment related to radio and tubes. Join the Radiomuseum if you are interested in tubes and valves - or in antique radios. Click the "Tubes" tab.