ECC83 12AX7 Rare Mullard CV4004 M8137 boxed plate 6057 with Square getter

Mullard CV4004 6057 ECC83 12AX7 Square getter £ 500 pair

Description

The king of all ECC83!

Audiomagical shows this stunning lot of Mulllard M8137 CV4004 6057 on glass

Limited edition valve made for a few span of time

Excellent sound

They have all been tested 100%

Each valve has ribbed plate with two U shaped rods supporting an early type of patented square getter

Plate is ribbed and mica is  well preserved!

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