(!!!!) (BEST PAIR) 5842=417A Western Electric NOS 1980 (39ma and 40ma)

1 pair) 417A Western Electric NOS original boxes

1 tube) 39ma Gm=30,000 printing partially incomplete - on right

1 tube) 40ma Gm=31,000

Matched on Amplitrex

Good Ma range NOS 20-30ma

Good Gm range NOS 20,000 - 30,000

- LAMM LP2 phono
- Wavelength Signature 45 2004
- Robert Koda Takumi K-70 power amp
- Psvane T-417 Reference Tube Pre-Amplifier
- Supratek phono