(!) ECC83=12AX7 China branded Siemens NOS 1993 (Gm=1300/1500)
$ 11.99
1 low noise tube) ECC83=12AX7 China branded Siemens NOS 1993
Gm=1300 (0.7ma)
Gm=1500 (0.8ma)
See more: vacuum tube
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 ECC83=12AX7 China branded Siemens NOS 1993 (Gm=1300/1500)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_9cb959c8-725c-47a8-9fb4-87220d5952db.jpg?v=1745094559){kind=link}
 ECC83=12AX7 China branded Siemens NOS 1993 (Gm=1300/1500) "Pin It")