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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