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(!!!!!) (Recommended Pair) ECC33=6SN7GT Mullard UK black plates NOS pan shape getter halo 1950-1955 era (9.6/9.8ma and 9.6/10.6ma) (Highest mA and Gm) (best sounding ECC33 of all-time)
(!!!!!) (Recommended Pair) ECC33=6SN7GT Mullard UK black plates NOS pan shape getter halo 1950-1955 era (9.6/9.8ma and 9.6/10.6ma) (Highest mA and Gm) (best sounding ECC33 of all-time)
$ 699.99
1 low noise pair) ECC33=6SN7GT Mullard UK black plates NOS pan shape getter halo 1950-1955 era in original boxes (rare and best of breed) - slightly tilted glass
1 tube) 9.6/9.8ma Gm=3700/3800
1 tube) 9.6/10.6ma Gm=3800/4000
- best sounding ECC33 of all-time
- black oval plates
- pan getter
Sonic Comments: "the ECC33s sound great - big, expansive and very clean and open"
Tested on Amplitrex
Good mA range 7-10mA
Good Gm = 2300-2600
Vplate = 250V
See more: vacuum tube
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 (Recommended Pair) ECC33=6SN7GT Mullard UK black plates NOS pan shape getter halo 1950-1955 era (9.6/9.8ma and 9.6/10.6ma) (Highest mA and Gm) (best sounding ECC33 of all-time)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_6f0a75c1-1390-4230-a804-e058603a2e60.jpg?v=1732037273){kind=link}
 (Recommended Pair) ECC33=6SN7GT Mullard UK black plates NOS pan shape getter halo 1950-1955 era (9.6/9.8ma and 9.6/10.6ma) (Highest mA and Gm) (best sounding ECC33 of all-time) "Pin It")