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(!!!) (Best Single) 8D8=EF86 Brimar UK quad mica NOS 1961 era (3.5ma) (rare low noise EF86 by Brimar)
(!!!) (Best Single) 8D8=EF86 Brimar UK quad mica NOS 1961 era (3.5ma) (rare low noise EF86 by Brimar)
By Tube World
$ 94.99
8D8=EF86 Brimar UK quad mica NOS 1961
3.5ma
Gm=1900
Tested on Amplitrex
Vplate=250V
Vscreen=140V
Vgrid=-2V
Good Ma = 2.5-3.5ma
Good Gm=1800-2200
Recommended for
- Vox AC10, AC30
- Dr. Z Z-28
- Dr. Z M12
- Vox AC15HTVH head (install all Mullard tubes: EF86, 12AX7, EZ81, EL84)
- Matchless C-30, SC30, HC30
- Eastern Electric M520
- Bottlehead
- VOX AC30 Heritage
- Microtek UM92.1 mic [ MEYER SOUND LABS (Berkeley, CA) ]
- U67
- Luxman MQ-68C
See more: vacuum tube
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 (Best Single) 8D8=EF86 Brimar UK quad mica NOS 1961 era (3.5ma) (rare low noise EF86 by Brimar) "Pin It")