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(!!) (#1 12AT7 VALUE) 12AT7=ECC81 Mullard made in Hyperlec Brive France NOS 1970's (13.6/15.4ma)

(!!) (#1 12AT7 VALUE) 12AT7=ECC81 Mullard made in Hyperlec Brive France NOS 1970's (13.6/15.4ma)

$ 17.99

1 low noise tube) 12AT7=ECC81 Mullard made in Hyperlec Brive France NOS 1970's 

1 section) 13.6ma Gm=6700

1 section) 15.4ma Gm=6600

 

Hyperlec (later known as T.R.T and R.T.C.) was an electronics factory in Brive (a.k.a. Brive la Gaillarde), which is a town in the Corrèze region of France.

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