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(!!) 2A3 Sylvania rebranded National Union black plates connected in middle like new 1940's (108ma)
(!!) 2A3 Sylvania rebranded National Union black plates connected in middle like new 1940's (108ma)
$ 139.99
2A3 Sylvania rebranded National Union black plates connected in middle like new 1940's - springs hold up filament wires (old verison)
SINGLE TUBE, NOT A PAIR
Test Data: Vplate=230V, Vgrid=-30V
Iplate=108ma Gm=7000
Good NOS range 80-120ma
Test Data: Vplate=250V, Vgrid=-45V
Iplate=39ma Gm=5200
Good NOS range 50-60ma
- Very balanced, with great upper midrange extension. Highs are sweet and mids are
musical
Recommended for
Tektron
Melody
Bottlehead Stereomour 2A3
Ming Da
Musical Paradise
See more: vacuum tube
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 2A3 Sylvania rebranded National Union black plates connected in middle like new 1940's (108ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_1eb147b8-fd9f-4bd5-a857-da34b15c1af6.jpg?v=1656086110){kind=link}
 2A3 Sylvania rebranded National Union black plates connected in middle like new 1940's (108ma) "Pin It")