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Information - Help

Photos of rare tubes from before 1925

Click on an image to access the respective tube's page, or click the blue info button to read more about your choices. These here are only a selected few of our tube images totaling approximately 10.000.
Result: 61 - 90   from 805
1 2 3 4 5 6 .. 10 .. 20 .. 27
 
click to access the tube page
AudioTron 1915
Fin Stewart 30.Jun.2020
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AudioTron 1915
Fin Stewart 30.Jun.2020
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AudioTron 1915
Rudolf Osterkamp 07.Sep.2018
click to access the tube page
A_Siemens 1916
Marc Couque 23.Apr.2013
click to access the tube page
Bontsch-Brujewitsch 1916
Ernst Erb 21.Feb.2014
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Bontsch-Brujewitsch 1916
Fin Stewart 25.Mar.2014
click to access the tube page
ER_Moorhead 1916
Geri Meier 06.Nov.2011
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ER_Moorhead 1916
Geri Meier 06.Nov.2011
click to access the tube page
ER_Moorhead 1916
Geri Meier 06.Nov.2011
click to access the tube page
Moorhead_Ext_Grid 1916
Fin Stewart 09.Feb.2015
click to access the tube page
Moorhead_Ext_Grid 1916
Alan Larsen 28.Apr.2015
click to access the tube page
Moorhead_Ext_Grid 1916
Alan Larsen 28.Apr.2015
click to access the tube page
Moorhead_Ext_Grid 1916
Alan Larsen 28.Apr.2015
click to access the tube page
Moorhead_Ext_Grid 1916
Alan Larsen 28.Apr.2015
click to access the tube page
Moorhead_Ext_Grid 1916
Alan Larsen 28.Apr.2015
click to access the tube page
Moorhead_Ext_Grid 1916
Alan Larsen 28.Apr.2015
click to access the tube page
Moorhead_Ext_Grid 1916
Alan Larsen 28.Apr.2015
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V24 1916
John Albion 05.Aug.2007
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V24 1916
Robert Gillespie 27.Feb.2020
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CA_Pliotron 1917 ??
Fin Stewart 26.Aug.2014
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CA_Pliotron 1917 ??
Fin Stewart 25.Aug.2014
click to access the tube page
CA_Pliotron 1917 ??
Fin Stewart 24.Apr.2012
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CF-185 1917 ??
Fin Stewart 12.Apr.2015
click to access the tube page
ER_Moorhead-1917 1917
Robert Gillespie 25.Mar.2020
click to access the tube page
Holland 1917
Peter den Boer 16.Dec.2010
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M_Schott 1917
Wolfgang Eckardt 15.Nov.2016
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R_Moorhead 1917 ??
Davide Casarosa 25.Jan.2013
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R_Moorhead 1917 ??
Peter den Boer 06.Oct.2011
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SSIII 1917
Anonymous 971 Collector 13.Dec.2015
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S_deForest 1917 ??
Fin Stewart 27.Mar.2017
 
Result: 61 - 90   from 805
1 2 3 4 5 6 .. 10 .. 20 .. 27
 
You can pinpoint specific tubes and their data using the tab "tubes" .
  
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