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(!!!) (BEST PAIR #1) 47 RCA branded ARCTURUS NOS 1940's (39.0ma and 39.5ma)

(!!!) (BEST PAIR #1) 47 RCA branded ARCTURUS NOS 1940's (39.0ma and 39.5ma)

$ 69.99

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

1 tube) 39.0ma Gm=2800

1 tube) 39.5ma Gm=2700

 

NOS Ma range 26-31ma

NOS Gm range 2300-2500

 

 

(2.5 watts)

(2.5V filament)

See more: vacuum tube
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