Home
»
Preamp tubes »
(!!) (Best Overall Single) 7247=12DW7 GE NOS 1970 (1.3ma and 13.6ma) (Highest Ma and Gm)
(!!) (Best Overall Single) 7247=12DW7 GE NOS 1970 (1.3ma and 13.6ma) (Highest Ma and Gm)
By Tube World
$ 49.99
7247 GE NOS 1970 (SC) gray pinched plates
12AX7 Section = 1.3ma Gm=1900
12AU7 Section = 13.6ma Gm=2500
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
Share:
 (Best Overall Single) 7247=12DW7 GE NOS 1970 (1.3ma and 13.6ma) (Highest Ma and Gm)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/4_8c9d2163-dbf6-401a-945a-e938c2a0343b.jpg?v=1689141310){kind=link}
 (Best Overall Single) 7247=12DW7 GE NOS 1970 (1.3ma and 13.6ma) (Highest Ma and Gm) "Pin It")