ECH81=6AJ8 Valvo Germany like new 1960 (6.3ma and 10.6ma)

ECH81=6AJ8 Valvo Germany like new 1960

pentode: 6.3ma Gm=2400

triode: 10.6ma Gm=3500

NOS Pentode: 6-6.5ma Gm=2400

NOS Triode 11-13ma Gm=3300-3700

recommended for:

GRUNDIG 3089PH 1957

Telefunken Jubilee

SABA