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Wolfgang Holtmann, Netherlands - Tube collection

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ID = 1511
Photo Wolfgang Holtmann

Below you find a part of the tube collection Wolfgang Holtmann.

Interesse in alles über alte Radios
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Excerpt from the tube collection of Wolfgang Holtmann. These images (tube photos) were uploaded to the respective tubes or valves by Wolfgang Holtmann.

click to access the tube page
A441_5pin
Philips; Eindhoven (tubes in... NL
click to access the tube page
A441N_5pin
Philips; Eindhoven (tubes in... NL
click to access the tube page
ARP1
Common type Great Britain tu... GB
click to access the tube page
DG407/0
Tungsram; Budapest (see also... H
click to access the tube page
DM300_old 1927
Radio-Record - Röhrenmarke; ... NL
click to access the tube page
E111
Common type USA tube/semicond. USA
click to access the tube page
FZ12GS
Telefunken Deutschland (TFK)... D
click to access the tube page
L416D 1930
Valvo Radioröhrenfabrik GmbH... D
Tube was broken and shows some corrosion (black) at the grid wires.
Micro-Bigril 1925
La Radiotechnique (RT); Pari... F
click to access the tube page
PM4DG
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
Q3
Opta-(Spezial) (siehe auch L... D
click to access the tube page
RS245
Telefunken Deutschland (TFK)... D
click to access the tube page
U409D 1928
Valvo Radioröhrenfabrik GmbH... D
click to access the tube page
WunderlichA 1932
Arcturus Radio Tube Co.; New... USA
click to access the tube page
2HMD_spezial
Loewe-(Opta); Deutschland D
click to access the tube page
1018 1925
Philips; Eindhoven (tubes in... NL
click to access the tube page
4060
Philips; Eindhoven (tubes in... NL
click to access the tube page
5722
click to access the tube page
18119M_Leuchtquarz
Loewe-(Opta); Deutschland D
 
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Tube collector page of valve collector Wolfgang Holtmann as «own HP at RMorg»
As a member of Radiomuseum.org Wolfgang Holtmann displays items in his/her tube collection. Tubes are called valves in British oriented countries.
Valve and tube collectors as well as radio collectors are invited to join Radiomuseum.org. Every member can display separate collections of tubes, radios etc.

Wolfgang Holtmann started his/her tube collection (valve collection) here on 09.Feb.2005. [index-en]

  
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