(!!!!) (Best Pair #1) E80CC=6085 Philips Holland gold pins NOS 1967-1970 (6.0/6.0ma and 6.3/6.0ma) 1-3% matched

1 low noise pair) E80CC=6085 Philips Holland gold pins NOS 1967-1970 1 tube) 6.0ma/6.0ma Gm=2600/2600 RTC 1970 1 tube) 6.3ma/6.0ma Gm=2600/2500 Siemens 1967     Matched on Amplitrex Vplate=250V Vgrid=-5.5V Iplate Good range 5-6ma Gm Good = 2500   (6085 specs are similar to 12AU7, but 6085 has slightly higher plate resistance, lower Gm and lower Mu) (10,000+ hour Dual Triode, very good audio tube, recommended) (Shock and vibration resistant)(Vfil=12.6V @ 300ma or 6.3V @ 600ma)- Eastern Electric Minimax (sub for 12AU7)- Bottlehead headphone amp- Audio Note L3 phono kitMAX RATINGS:-----------Vplate = 300VIplate = 12maPlate Dissipation = 2W