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(!!!) (Recommended Pair) 7247=12DW7 Mullard England rebranded Hammond and Bogen 1965-1970 (1.2/10ma and 1.1/10ma) (1-3% matched)
(!!!) (Recommended Pair) 7247=12DW7 Mullard England rebranded Hammond and Bogen 1965-1970 (1.2/10ma and 1.1/10ma) (1-3% matched)
$ 109.99
1 matched pair) 7247=12DW7 Mullard England rebranded Hammond and Bogen 1965-1970 test like new
1 tube) 1.2ma Gm=1600 (12AX7) and 10ma Gm=2100 (12AU7) Hammond 1970
1 tube) 1.1ma Gm=1600 (12AX7) and 10ma Gm=2000 (12AU7) Bogen 1965
12AX7 Section = 1.2ma Gm=1600 and 1.1ma Gm=1600
12AU7 Section = 10.0ma Gm=2100 and 10ma Gm=2100
Tested on Amplitrex
12AX7 Section Good = 1.0-1.2ma Gm=1600
12AU7 Section Good = 8-10ma Gm=1800-2200
Recommended for:
- Fisher 400 CX-2
- Eico 2510 amp
- Eico ST-70 preamp 1961
- Ampeg SVT 1974, VT40
- Quicksilver silver sixty mono amps
- SWART amp (vibroto/tremolo)
- SWART Atom (2012)
- Eico 2036 amp
- Li'l Dawg Amps
See more: vacuum tube
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 (Recommended Pair) 7247=12DW7 Mullard England rebranded Hammond and Bogen 1965-1970 (1.2/10ma and 1.1/10ma) (1-3% matched) "Pin It")
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