(!!) (PAIR) 6BM8 Sylvania NOS 1970's (2.3/35ma and 2.0/37ma)

1 pair) 6BM8 Sylvania NOS 1970's

1 tube) 2.3ma Gm=2800 and 35ma Gm=5700

1 tube) 2.0ma Gm=2600 and 37ma Gm=5600

Audio Note preamps and DACS (2.1B, 2.1C)
Audio Note DAC 3.1 Signature/Modified
Audio Note L2 Custom linestage - Response Audio, NY (2008) (responseaudio.com)
Shindo Concertino 300B amp
Eastern Electric Minimax
Eastern Electric Minimax BBA "Buffer Booster Amplifier"
KLH Eight radio 1960-1962