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(!!) 2A3 Sylvania NOS rebranded Tungsol black plates connected in middle 1947 (105ma)

(!!) 2A3 Sylvania NOS rebranded Tungsol black plates connected in middle 1947 (105ma)

$ 159.99

1 tube) 2A3 Sylvania NOS rebranded Tungsol black plates connected in middle 1947 (105ma) same build as 2A3 RCA

SINGLE TUBE, NOT A PAIR

 

Test Data: Vplate=230V, Vgrid=-30V

Iplate=105ma Gm=6500

Good NOS range 80-120ma

 

Test Data: Vplate=250V, Vgrid=-45V

Iplate=51ma Gm=5100

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

 

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