(!!!) (Recommended Pair) JAN-6189=12AU7WA Sylvania NOS 1973-1974 (8.4/9.8ma and 9.2/9.6ma)
By Tube World
$ 59.99
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1 low noise pair) JAN-6189=12AU7WA Sylvania NOS 1968-1969
1 tube) 8.4/9.8ma Gm=2300/2400 (1974)
1 tube) 9.2/9.6ma Gm=2100/2200 (1973)
Matched on Amplitrex
- Best 12AU7 sub for the money
- smooth, detailed and quiet
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