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Alan Scott Douglas † 16.11.15, United States of America (USA) - Tube collection

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ID = 11854
Photo Alan Scott Douglas † 16.11.15

Below you find a part of the tube collection Alan Scott Douglas † 16.11.15.

author, Radio Manufacturers of the 1920s, Tube Testers and Classic Electronic Test Gear
Result: 1 to 30 from 64
  
 
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Excerpt from the tube collection of Alan Scott Douglas † 16.11.15. These images (tube photos) were uploaded to the respective tubes or valves by Alan Scott Douglas † 16.11.15.

click to access the tube page
403_McCullough
Common type USA tube/semicond. USA
Mount and bulb, before assembly
401_McCullough 1926
Common type USA tube/semicond. USA
logo whitened for visibility
295 1932
Speed (Cable Radio Tube) USA
logo whitened for visibility
293
Speed (Cable Radio Tube) USA
logo whitened for visibility
291
Speed (Cable Radio Tube) USA
click to access the tube page
210SG
Cossor, A.C.; London GB
Imported, probably by Tobe Deutschmann
201B_RRF
Radioröhrenfabrik GmbH (RRF)... D
click to access the tube page
164V
Mullard Radio Valve Co. Ltd.; GB
The two are rather similar
85-mills.
QRS Music Company; Chicago, IL USA
The BSA version, and a Weco adapter, are shown on the tube page
Wecovalve_4pin
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
VMS4_Catkin
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
VMP4K
Marconi-Osram - (Valves/Tube... GB
with 1919-20 style of filament spring
V24 1916
Marconi's Wireless Telegraph... GB
Made for a Dubilier B-eliminator. Another view, and the original box, are on the tube page.
UV196 1925
Westinghouse El. & Mfg. Co. ... USA
More views are on the tube page
unknown_Music-Master
click to access the tube page
Test
The two are rather similar
Super-Power_Majestic
Majestic tubes of Grigsby-Gr... USA
click to access the tube page
SP18/B
Metropolitan-Vickers (Metro-... GB
click to access the tube page
Sodion_S13 1923
Connecticut Telephone & Elec... USA
An identical Osram valve is shown on the tube page
S625 1927
MO Valve Co. Ltd.; GB GB
click to access the tube page
S4V
Mullard Radio Valve Co. Ltd.; GB
The rest of the label is shown on the tube page
RE11 1918
Telefunken Deutschland (TFK)... D
click to access the tube page
R24 1924
La Radiotechnique (RT); Pari... F
click to access the tube page
R5V 1925
MO Valve Co. Ltd.; GB GB
Closeups of the etched logos are on the tube page
R4_BTH_4pin
BTH (B.T.H.), British Thomso... GB
pins are cut off
R4B_MO
Osram-Valves GB (not MO-Valv... GB
Original box is shown on the tube page
PX230/SW
Hivac Ltd.; Harrow-on-the-Hill GB
click to access the tube page
PV5DE
Ediswan, Siemens Edison Swan... GB
click to access the tube page
PM254
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
PM22
Mullard Radio Valve Co. Ltd.; GB
Result: 1 to 30 from 64
  
 

Tube collector page of valve collector Alan Scott Douglas † 16.11.15 as «own HP at RMorg»
As a member of Radiomuseum.org Alan Scott Douglas † 16.11.15 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.

Alan Scott Douglas † 16.11.15 started his/her tube collection (valve collection) here on 01.Jan.2011. [index-en]

  
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