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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: 181 to 210 from 415
 
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.

click to access the tube page
SC1/1000
GEC, General Electric Co Ltd... GB
click to access the tube page
SC5/5000
GEC, General Electric Co Ltd... GB
click to access the tube page
TT11
GEC, General Electric Co Ltd... GB
click to access the tube page
Tuneon-Button
GEC, General Electric Co Ltd... GB
click to access the tube page
GL6897
General Electric Co. (GE); B... USA
click to access the tube page
D100_Triode
Glory; (where?) GB
click to access the tube page
XH1.5
Hivac Ltd.; Harrow-on-the-Hill GB
click to access the tube page
XL1.5
Hivac Ltd.; Harrow-on-the-Hill GB
click to access the tube page
XN3
Hivac Ltd.; Harrow-on-the-Hill GB
click to access the tube page
XP1.5
Hivac Ltd.; Harrow-on-the-Hill GB
click to access the tube page
XSG
Hivac Ltd.; Harrow-on-the-Hill GB
click to access the tube page
DG19C
Ise Electronics Corporation;... J
click to access the tube page
PT225_4pin
Lissen Ltd.; London and Rich... GB
An elaborate pinch and the triple filament
PT611
Lissen Ltd.; London and Rich... GB
click to access the tube page
U650
Lissen Ltd.; London and Rich... GB
click to access the tube page
A1820
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
CV18
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
CV52
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
DET18
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
DH 1931
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
GT1B
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
GT1C
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
KT101
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
LP2
Marconi-Osram - (Valves/Tube... GB
The Catkin Version - I  tested it in 1957 and it still fine!
MH4Cat
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
MS4B
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
MU14
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
NGT2
Marconi-Osram - (Valves/Tube... GB
Showing a couple of variants.  The VT104/PT15 was widely used in military transmitters and is electrically and physically quite rugged despite the large envelope.
PT15
Marconi-Osram - (Valves/Tube... GB
click to access the tube page
PT25H
Marconi-Osram - (Valves/Tube... GB
Result: 181 to 210 from 415
 

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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