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Up for sale is a beautiful, vintage matching pair of Sylvania 6AS7G audio power vacuum tubes. These feature the classic \"coke bottle\" ST glass shape and are highly prized for headphone amplifiers and high-end audio gear.Item Highlights
Condition: New Old Stock (NOS) in original factory boxes. Both tubes are visually immaculate with perfectly clear glass, no smoky burn haze, and bright, mirror-like chrome getter flashes.
Authenticity: Made in the U.S.A. Both feature matching internal construction and pristine Sylvania factory markings.
Handling: Dusted gently with a soft paint brush and handled exclusively by the bases using powder-free nitrile gloves to keep the glass pristine.Testing and Guarantee
Sold as New Open Box. The internal plates and filaments are physically perfect. While I do not have an Amplitrex or TV-7 tester to verify exact dynamic milliamps, these are visual matches from the same collection and are guaranteed not to arrive as dead-on-arrival duds.Item is sold as is, please examine photos closely, returns accepted. Thanks and have a great day!
