1 pair) 6005W Sylvania JAN black plate clear glass NOS 1971

1 tube) 45.8ma Gm=4350
1 tube) 46.6ma Gm=4150 

The 6005 = premium computer-rated 6AQ5

Matched on Amplitrex

Good Ma range 35-45ma

Good Gm range 4000-4500

Recommended for

- AudioTropic Mœbius linestage preamp
- Groove Tubes ViPre MicPreamp
- Fender Musicmaster Bass Amp circa 1970-1971
- Epiphone EA 50T (modified) 1960