(!!) 7247=12DW7 GE branded Tungsol tall gray ribbed plates NOS 1960's (1.0ma and 10.4ma)
$ 47.99
7247=12DW7 GE branded Tungsol tall gray ribbed plates NOS 1960's
12AX7 Section = 1.0ma Gm=1500
12AU7 Section = 10.4ma Gm=2100
Tested on Amplitrex
12AX7 Section NOS Good = 1-1.2ma Gm=1500-1600
12AU7 Section NOS Good = 8-10ma Gm=1800-2200
See more: vacuum tube
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 7247=12DW7 GE branded Tungsol tall gray ribbed plates NOS 1960's (1.0ma and 10.4ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/5_44fc314f-ed06-4e74-8771-0c56066e1ef9.jpg?v=1689167392){kind=link}
 7247=12DW7 GE branded Tungsol tall gray ribbed plates NOS 1960's (1.0ma and 10.4ma) "Pin It")