12BZ7 DuMont Nos Neu im Karton Vakuumröhre, TV-7D getestet 115% + - kombiniert Versand
18,67 €
Vacuum Tube. Clean tubes will radiate heat better & operate cooler. Tested at 32/30. Not tested for noise or microphonics. Tubes will generally be cleaned. Pins will generally be straightened/cleaned as needed.
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