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VCR97

Information - Help 
ID = 9176
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  CRT (cathode ray tube, picture tube)   Indication 
Identical to VCR97 = CV1097 = 10E/222
Successor Tubes NC14  

Base Europe side contact 12, P12 (for CRT) (Codex=Qa)
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Description

6 inches general purpose green Willemite phosphor CRT; electrostatic focus and deflection. First used in 1940 in ASV Range Amplitude Display.
The most popular self-build TV tube in the 1940s. See for example the Premier Radio Televisor for a kit TV.

Neck diameter 62mm
Face diameter 155mm
Length without base 415mm (increase with base 5mm)
Maximum viewable picture with a 4:3 aspect ratio 120mm diagonal. Actually a 5inch picture although if the picture size is increased so as to wrap around the curved front of the tube somewhat there is enough phosphor to display a picture of 6inch diagonal as specified for the televisor.
Note that the aspect ratio was 5:4 in 1948 and was changed to 4:3 in 1950.
Note also that a mu-metal shield is required for this picture tube.

 
Dimensions (WHD)
incl. pins / tip
155 x 155 x 415 mm / 6.10 x 6.10 x 16.34 inch
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   
 
vcr97_pic1.jpg
VCR97: Raymond Wells
Anonymous 15 Collector

 
nc12_4.png
VCR97: Manufacturer's Literature
Emilio Ciardiello

 

Usage in Models 1= 1948? ; 1= 1949 ; 1= 1955

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3


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