(!) (Single) 5963=12AU7 GE NOS 1960”s (11.6/11.8ma)

1 low noise tube) 5963=12AU7 GE NOS 1960”s

11.6ma Gm=2400

11.8ma Gm=2400

(5963=computer rated 12AU7)

– Bottlehead Forplay III

– CAT SL-1L

– Wavelength Sine