Osram W30 VM RF catkin pentode valve (McVitie Weston valve collection), 1935-1972

Made:
1935-1972 in United Kingdom
maker:
Osram
Osram W30 VM RF Catkin pentode valve, B7+tc base Osram W30 VM RF Catkin pentode valve, B7+tc base Osram W30 VM RF Catkin pentode valve, B7+tc base Osram W30 VM RF Catkin pentode valve, B7+tc base

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Creative Commons LicenseThis image is released under a CC BY-SA 4.0 Licence

Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

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Creative Commons LicenseThis image is released under a CC BY-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Creative Commons LicenseThis image is released under a CC BY-SA 4.0 Licence

Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

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Osram W30 VM RF Catkin pentode valve, B7+tc base
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Osram W30 VM RF Catkin pentode valve, B7+tc base
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Osram W30 VM RF Catkin pentode valve, B7+tc base
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Osram W30 VM RF Catkin pentode valve, B7+tc base
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Osram W30 VM RF Catkin pentode valve, B7+tc base, perforated A1 envelope, made by Osram, British, 1935-1972. McVitie Weston number = RMW/Y83

Details

Category:
Electronic Components
Object Number:
1972-141/1593
Materials:
glass and metal (unknown)
Measurements:
overall: 130 mm x 38 mm diameter, .08 kg
type:
thermionic valve
credit:
Donated by STC plc