(!!) (SINGLE) 12AT7 RCA used/good 1960”s (5/6ma)

12AT7 RCA used/good 1964

5ma Gm=3700

6ma Gm=4200

Good used mA range 6-9ma

Good used Gm range 4000-5500

BEST FOR:
– Earmax Silver Edition
– APEX 460
– WAVAC 805 SE amp
– Kora integrated amp
– TUBE MICS
– CJ PV10A
– VTL
– Manley audio gear
– Manley Reference Cardioid mic
– Atma-Spere Preamplifier MP-1 Mk. III
– Lector CDP0.6T
– Berning
– Audio Experience Balanced A2
– Art Pro VLA II
– Monarchy SE250