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71A Cunningham Balloon used/tests like new 1930's (30ma) Image 1

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71A Cunningham Balloon used/tests like new 1930's (30ma)

Name: 71A Cunningham Balloon used/tests like new 1930's (30ma)
Brand: tubeworldexpress.shop
SKU: 71a-cunningham-balloon-used-tests-like-new-1930s-30ma
Price: 50.99 USD
Availability: InStock
Rating: 5 (1912 reviews)

$50.99 $59.99

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71A Balloon Cunningham CX-371A power tubes Radiotron RCA UX-171A

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Power Tubes

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Description

71A Cunningham Balloon used/tests like new 1930's

30ma

Gm=1900

Tested on Amplitrex

Vplate=180V

Vgrid=-38V

Good Ma = 20ma

Good Gm = 1600-1700

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71A Cunningham Balloon used/tests like new 1930's (30ma)

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