UY_227_RCA_Radiotron_Balloon_used_good_1930_era_4_0ma

(!!) UY-227 RCA Radiotron Balloon used/good 1930 era (4.0ma)

Category: SKU: TOY394936

$6.90 $22.99

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UY-227 RCA Radiotron Balloon used/good 1930 era

4.0ma

Gm=800

Tested on Amplitrex

Vplate=250V

Vgriod=-21V

NOS Ma = 4.6-5ma

NOS Gm=900

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