They are suitable for ECC81, ECC82, ECC83, ECC85, ECC88, ECC801S, ECC802S, ECC803S, 6BQ5, 6922, 12AX7, 12AT7, E88CC, E188CC, EL84, EL86, PL84, EZ81, EZ80, EC900, PC900, 6HM5, EF95, EF92 and many other types.
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Rare and desirable early angled Foil D-Getter version from 1955. Angled D-Getter with Foil Strip. Made in July 1955 in Heerlen Holland. Made in Holland. Date Code: Tk1 Delta 5G. 1955 Production. Very strong tube!
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The best of these tubes retain a fine sense of "air" at the top, and the upper midrange is smooth and liquid. These tubes reproduce the human voice, especially female voices, with haunting realism. This is very important!
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Both are tested NOS, balanced on my TV-7/U and sound wonderful in my hifi system. What you see is what you get. Sold as is.
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ECC81 CV4024 12AT7. LONG STALK, RING GETTER, SMOOTH ANODE.
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A Superb Matched (NOS) Pair Of Mullard CV4024 Tubes. These beauties carry the Mullard Military designations. All tubes are being sold in matched pairs & have been tested for micro phonics. A Chance to own the legend!
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Brimar 12AT7 (ECC81) Halo Getter Valve Tube Tests Good Made in England
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Hickok test 3700/3750 umhos gm Code 3C1/1565 1961
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