(!!!) (Best Value Single) CV4003=12AU7 RFT East Germany NOS 1974 (12.2/12.8ma)

1 low noise tube) CV4003=12AU7 RFT East Germany NOS 1974 in WB

1 section) 12.2ma Gm=2300

1 section) 12.8ma Gm=2100

Tested on Amplitrex

Good Ma = 8-10ma

Good Gm = 1800-2200