1 low noise tube) 12AU7 EI Yugoslavia (Telefunken copy) smooth plates branded Philips NOS 1974

1 section) 8.2ma Gm=2300

1 section) 7.8ma Gm=2200

Goodd Ma rnage 8-10ma

Good Gm range 1800-2200

Recommended for

– Concert Fidelity CF-080LS Hybrid Line Stage Preamplifier
– Ampeg SVP-PRO Bass Preamp
– Velleman K4000 kit
– Audio Note CD2
– ROTH AUDIO MC4 MUSIC COCOON 2009
– Eastern Electric Minimax
– Hovland