5R4GY Brimar KB/FE large silver halo around getter CV717 same code YD on glass pair tested 100%
Brimar 5R4GY KB/FE original box £ 300 pair
Description
The Brimar 5R4GY is one of the best valves made by the famous British company which was also part of STC.
Like all vintage valves back those days there were different variations made over the decades, we try to grab what we can!
The Brimar 5R4GY is a high voltage rectifier, with a rating stated by Brimar at 180 Watts
Unlike the US made, the UK made Brimar have ribbed plate with ribbon filament supported by spring.
The Brimar 5R4GY KB/FE come with large halo around getter
Supplied with original boxes
Tested with AVO VCM 163
Brimar 5R4GY CV717 tested A1=A2 100% emission
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