Fresh, sealed in boxes, from 1960s… UTC’s highest grade, mil-spec, hermetically sealed models. Perfect match in every way and never soldered to. Reliable performance is assured with these. The small size should be great for various tube preamp designs. Paint and letters all beautiful, clearly marked 120V AC primary (50 to 500cyc ok) to a tube-perfect 6.3 volt filament @ .6 amps. Packed weight 3lbs in double box. Overseas buyers welcome, all vintage audio customers give us 100% feedback, you’re happiness is assured. Combine items for lowest price shipping.
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