Brand New from TubesUSA. One matched pair of Emission Labs 2A3S vacuum tubes. These tubes are sought after by individuals seeking superior performance from their amplifiers. All Emission Labs tubes use the finest materials including the world's best tube glass, porcelain tube bases and real goldplated Wolfram grid wire! In a world of mass-produced vacuum tubes, Emission Labs produces small quantities of the finest vacuum tubes available anywhere today. Come hear what your amplifier has been missing. TubesUSA also offers their tube testing services. Please contact us if you are in need of testing new, nos or used tubes.
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