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Classic Currents

Tested Matched Balanced Pair RCA Radiotron UX-120 Tubes Type 20 UX 120 Tubes (a)

Tested Matched Balanced Pair RCA Radiotron UX-120 Tubes Type 20 UX 120 Tubes (a)

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$128.95 USD
$128.95 USD
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Tested Matched and Balanced Pair of RCA Radiotron UX120 (Type 20) Tubes.

Engraved bases and brass pins with balanced Gm testing.
Tubes are matched for mutual conductance (Gm) and internal structure - they are identical.
Both tubes test very close to NOS.

Tested on a calibrated Hickok TV-10 military tube tester with no shorts and no leaks with the following results:

Gm Test = 450 and 450 micromhos
Minimum pass/good = 330
Average NOS rating = 495

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