(!!) (Recommended Single) EC92=6AB4 Siemens Halske NOS 1969 (8.6ma)
$ 34.99
EC92 Siemens Halske NOS 1969 in white box
8.6ma
Gm=5100
Tested on Amplitrex:
Vplate=250V
Vgrid=-2V
Good Ma range 7.5-10ma
Good Gm 5000-6000
(low noise, balanced, nice detail and extension)
See more: vacuum tube
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 (Recommended Single) EC92=6AB4 Siemens Halske NOS 1969 (8.6ma)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/1_65e9de05-0e85-48b8-b1ee-f1891aeb0fc3.jpg?v=1604405661){kind=link}
 (Recommended Single) EC92=6AB4 Siemens Halske NOS 1969 (8.6ma) "Pin It")