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(!!!) (BEST PAIR #3) 47 RCA branded ARCTURUS NOS 1940's (40ma and 40.2ma)

Name: (!!!) (BEST PAIR #3) 47 RCA branded ARCTURUS NOS 1940's (40ma and 40.2ma)
Brand: Tube World
SKU: 47pr
Price: 69.99 USD
Availability: InStock

By Tube World

$ 69.99

1 platinum pair) 47 RCA branded ARCTURUS NOS 1940's

1 tube) 40.2ma Gm=3000

1 tube) 40.0ma Gm=2800 slightly tilted glass

NOS Ma range 26-31ma

NOS Gm range 2300-2500

(2.5 watts)

(2.5V filament)

See more: vacuum tube

Tags: 1940's, 47, Cunningham, engraved base, power tubes, PZ, RCA, RCA Radiotron

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