(!!) (Single) 12AX7 Sylvania used/good 1959 (1.6/1.5ma) Title: 12AX7

1 low noise tube) 12AX7 Sylvania used/good 1959

1.6ma Gm=2100

1.5ma Gm=2200

Good Gm range 1400-1600+

– good detail – balanced sound

– Fender Champ Reissue 1957

– Fender Deluxe Reverb 1964

– PrimaLuna ProLogue Five Integrated amp

– Rogue Cronos Magnum

– Conrad Johnson

– Guitar amps