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(!!!!) (~ Best Sound ~) 403B Western Electric NOS

(!!!!) (~ Best Sound ~) 403B Western Electric NOS "D" getter halo 1966 (7.0/7.2ma) 1-2% matched (Best 6AK5 sub)

$ 37.99

1 matched pair) 403B Western Electric NOS "D" getter halo 1966

1 tube) 7.0ma Gm=4900 (6613)

1 tube) 7.2ma Gm=4900 (6639)

 

Matched on Amplitrex

Vplate=180V

Vscreen=120V

Vgrid=-2V

Good Iplate = 5.5 - 7ma

Good Gm = 4000-5100

 

Recommended for

- Little Dot Mk3

- Little Dot Mk4 SE

- Grant Fidelity tube buffer

- CAD Trion tube microphone

- Miniwatt EL84 amp

- Grant Fidelity B283

- Darkvoice 332

- Yaqin CD 2

See more: vacuum tube
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