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(!!!) (Best Single) 310A Western Electric large punch plate low hours/tests like new 1962 (6.5ma) (highest mA and Gm)

(!!!) (Best Single) 310A Western Electric large punch plate low hours/tests like new 1962 (6.5ma) (highest mA and Gm)

$ 229.99

310A Western Electric large punch plate low hours/tests like new (6252=1962) in white box

6.5ma

Gm=1800

 

Vplate=180V

Vscreen=135V

Vgrid=-3V

Good Ma range 4.5-5.0ma

Good used Gm range 1300-1500

 

General Info

Pentode, Vfil=10V

 

- Maison Audiophile Paris 300B Legend amp 1990
- Tektron 211 amp
- WE 91B amp
- Shindo

See more: vacuum tube
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