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(!!!) (BEST PAIR #1) 47 RCA branded ARCTURUS NOS 1940's (34.5ma and 35.2ma) Image 1
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(!!!) (BEST PAIR #1) 47 RCA branded ARCTURUS NOS 1940's (34.5ma and 35.2ma) Nav Image 1

(!!!) (BEST PAIR #1) 47 RCA branded ARCTURUS NOS 1940's (34.5ma and 35.2ma)

$59.00 $69.99


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


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  • Description

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

1 tube) 34.5ma Gm=2620

1 tube) 35.2ma Gm=2640

 

NOS Ma range 26-31ma

NOS Gm range 2300-2500

 

 

(2.5 watts)

(2.5V filament)

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