(!!!!) (Recommended Pair) 417A Western Electric NOS 1969 (28ma and 33ma)

1 matched pair) 417A Western Electric "D" getter NOS 1966-1969

1 tube) 28ma and Gm=25,800 

1 tube) 33ma and Gm=28,600 

Matched on Amplitrex

Good used Ma range NOS 17-20ma

Good used Gm range NOS 18,000 - 22,000

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