5R4GY Brimar STC CV717 Black print letters ultra rare carbon plate double large square getter T-SHAPED TOP! 274B pair tested 100%
Brimar CV717 STC black plate 5R4GY T-Shaped top mica £ 800 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 CV717 is a special limited edition valve .
The holy grail of ALL 5R4GY valves ever made by Brimar.
Brown base with black print on it
Brimar STC Western made by STC in the 1950s CV717
Two long rods at bottom with two large square getter for each valve!
Top mica is T-Shaped please refer to photos
This is by far the BEST 5R4GY ever made
Tested with AVO VCM 163
Brimar 5R4Gy CV717 tested A1=A2 100% emission
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