This listing features a pristine matched pair of CV4034 valves, the high-reliability military equivalent to the 12AU7 / ECC82. These units are characterized by their Black Plate construction and Top Ring Getter, features that are synonymous with the golden era of valve manufacturing.

These tubes are New Old Stock (NOS) and come complete in their original “Valve Electronic” government-issue boxes, ensuring they have been protected and preserved to the highest standard since their production.

Perfect for high-fidelity audio applications, the CV4034 is renowned for providing a smooth, detailed, and incredibly quiet performance, making it one of the most desirable 12AU7 variants ever produced.