274A STC 4274A Red print HOLY GRAIL Standard Telephones and Cables pair full wave rectifiers tested 100%

STC Western Electric 4274A £ 2500 pair

Description

STC was established in 1883 as an agent for Western Electric USA.

STC was based in London.

STC made several valves under the Western Electric patent and the vast majority equals the sound of the Western Electric itself!

There are WE 300B and STC 4300A on the triode section of Audio Magical

Showing a pair of early design STC 274A with UX4 base and red print on glass.

Black plate with full D-ring getter for the F made and square getter, the holy grail of audio valves!

Make no mistake these are the Real McCoy!

Take a look at all pictures

STC Western Electric 274A tested with AVO 163

STC 4274A A1=A2 100% emission

STC 4274A A1=A2 100% emission

 

 

Reviews

There are no reviews yet.

Be the first to review “274A STC 4274A Red print HOLY GRAIL Standard Telephones and Cables pair full wave rectifiers tested 100%”

Your email address will not be published. Required fields are marked *