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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)
By Tube World
$ 159.99
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")