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(!!!) (BEST BUGLE BOY PAIR) EF86 Amperex Bugle Boy Holland NOS, Belgium plant 1963 (4.0ma and 3.5ma) (same Gm)
(!!!) (BEST BUGLE BOY PAIR) EF86 Amperex Bugle Boy Holland NOS, Belgium plant 1963 (4.0ma and 3.5ma) (same Gm)
By Tube World
$ 199.99
1 pair) EF86 Amperex Bugle Boy Holland NOS, Belgium plant 1963
1 tube) 4.0ma Gm=2200
1 tube) 3.5ma Gm=2200
Matched on Amplitrex
Vplate=250V
Vscreen=140V
Vgrid=-2V
Good Ma = 3ma
Good Gm=1800-2200
Recommended for
- Vox AC10, AC30- Dr. Z Z-28
- Vox AC15HTVH head (install all Mullard tubes: EF86, 12AX7, EZ81, EL84)
- Eastern Electric M520
- Matchless C-30, SC30
- Bottlehead
See more: vacuum tube