MULLARD ECC82 12AU7 LONG PLATE, SQUARE GETTER, TUBES PAIR, NOS NIB NEVER USED
Etched code on the two tubes is k61/B7H
the tubes' re tested in my Metrix U61C at:
tube 1: 11,0ma / 10,7ma
tube 2: 12,0ma / 10,6ma
spec for new tube is 10,5ma @ Va=250V / VG1=-8,5V

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