(!!) UX-245 RCA Radiotron Balloon used/good 1930”s slightly pitted base (29ma) Title: UX-245 RCA Radiotron Balloon

Category: SKU: TOY394926

$51.00 $169.99

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UX-245 RCA Radiotron Balloon used/good 1930”s slightly pitted base – charcoal black plate – in white box

29ma

Gm=1630

Tested on Amplitrex

Vplate=275V

Vgrid=-54.8V

Good used ma 25-30ma

Good used Gm 1500-1800

Recommended for

Tektron

Deja Vu

Victor RE-36 1929

DIY

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