1 low noise tube) 12AT7=ECC81 RFT East German branded Telefunken NOS 1974

1 tube) 7.5ma Gm=4300

1 tube) 8.5ma Gm=4800

Good Ma range 7-10ma

Good Gm range 4500-5500

clean, quiet, extended, balanced, excellent value for the money

- VTL 2.5
- VTL Tiny Triode amp
- VTL ST-150 amp
- Manley Snapper
- Croft Polestar 1 amp

Recommended for

- VTL Tiny Triode amp

- VTL ST-150 amp

- Manley Snapper

- Croft Polestar 1 amp

- CJ PV10A

- Manley audio gear
- Manley Reference Cardioid mic
- Atma-Spere Preamplifier MP-1 Mk. III
- Lector CDP0.6T
- Berning
- Audio Experience Balanced A2
- mics
- Art Pro VLA II
- Monarchy SE250