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(!!!) (#2 801 RCA Pair) 801 RCA Radiotron ceramic base black graphite plate NOS 1940 era (27.2ma and 27.4ma)

$ 339.99

1 pair 801 RCA ceramic base black graphite plate NOS 1940 era in white boxes

1 tube) 27.4ma Gm=2000

1 tube) 27.2ma Gm=1900

 

Vplate=350V

Vgrid=-20V

Good Ma range 20-30ma

Good Gm = 1800-2000

 

(801=uprated Type 10)
(801 has 7.5V filament @ 1.25A, mu=8, Pd=20 Watts)
(Also see 1608 which is a 801 with a higher mu=20 and a quick heating filament = 2.5V @ 2.5A)

- George Allen amp


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