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(!!!) (Recommended Single) ECC81=12AT7 Adzam by Mullard UK NOS 1970 (13.2/15.8ma)
(!!!) (Recommended Single) ECC81=12AT7 Adzam by Mullard UK NOS 1970 (13.2/15.8ma)
By Tube World
$ 69.99
1 low noise tube) ECC81=12AT7 Adzam by Mullard UK NOS 1970
1 section) 13.2ma Gm=6800
1 section) 15.8ma Gm=7300
- Tested on Amplitrex AT1000
- Low Noise and not microphonic
- Good Ma range 8-10ma
- Good Gm range 5000-5500
(rich midrange, lots of harmonic structure, good bass)
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