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Roy Johnson, Great Britain (UK) - Tube collection

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ID = 5944
Photo Roy Johnson

Below you find a part of the tube collection Roy Johnson.

Collector of Valves and old Scientific, Test and Radio Equipment. Interests are mostly in British valves.
Result: 271 to 300 from 415
1 .. 5 6 7 8 9 10 11 12 13 14
 
Sort order:  [ Name | Maker | Year | Type | Country ]

Excerpt from the tube collection of Roy Johnson. These images (tube photos) were uploaded to the respective tubes or valves by Roy Johnson.

The filament when heated evaporates the mercury condensed on the walls and structure and prepares the valve to conduct.
GU50
MO Valve Co. Ltd.; GB GB
click to access the tube page
GT1C
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
GT1B
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
GS10D
Ericsson Telephones / Britis... GB
click to access the tube page
GPR4
PR (P.R.) Products; London GB
click to access the tube page
GNP-7
Standard Telephones and Cabl... GB
click to access the tube page
GJ5M
BTH (B.T.H.), British Thomso... GB
click to access the tube page
GDT4B
Cossor, A.C.; London GB
click to access the tube page
GD86W
Ericsson Telephones / Britis... GB
Early Ericsson UK bidirectional Dekatron
GC10A
Ericsson Telephones / Britis... GB
click to access the tube page
GC10/2P
Ericsson Telephones / Britis... GB
click to access the tube page
G150/2D
Standard Telephones and Cabl... GB
Made in Holland by Philips. Mullard badged.
FW4/800
Mullard Radio Valve Co. Ltd.; GB
Cathode Ray Tube developed by Sinclair for use in the pocket TV FTV1 released in 1984. Overall size 110mm W x 45mm H x 18mm D Screen size is 38mm W x 18mm H. The electron beam is deflected through 90 degrees to hit the screen which was viewed through a Fresnel lens.
FTV1
Sinclair Radionics Ltd.; St.... GB
click to access the tube page
FC13
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
EN32
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
EL35
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
EL33M
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
ECC34
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
EA52
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
E2900
GEC, General Electric Co Ltd... GB
click to access the tube page
DW2_Mullard
Mullard Radio Valve Co. Ltd.; GB
click to access the tube page
DT41
Ekco, E.K.Cole Ltd.; Southen... GB
click to access the tube page
DPT 1931
MO Valve Co. Ltd.; GB GB
click to access the tube page
DP/Pen 1933
Cossor, A.C.; London GB
click to access the tube page
DLS10
Ediswan, Siemens Edison Swan... GB
Mesh anode detail
DH30
MO Valve Co. Ltd.; GB GB
click to access the tube page
DH 1931
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
DET18
Marconi-Osram - (Valves/Tube... GB
A Late production Tube 1930s.
DER
MO Valve Co. Ltd.; GB GB
Result: 271 to 300 from 415
1 .. 5 6 7 8 9 10 11 12 13 14
 

Tube collector page of valve collector Roy Johnson as «own HP at RMorg»
As a member of Radiomuseum.org Roy Johnson 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.

Roy Johnson started his/her tube collection (valve collection) here on 13.Oct.2006. [index-en]

  
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