5751 SYLVANIA JHS Double Mica Plate Vintage TUBES NOS- Pair Of (2)-Packed 2/1963
These are genuine U.S. military JHS-marked 5751 tubes, manufactured by Sylvania, known for excellent reliability, low noise, and smooth tonal characteristics. • Type: 5751. • Markings: Green Sylvania lettering, JHS designation.
2- International 5751 Vacuum Tubes Tested Tested @ Minimum
Minimum Gm 900. Gray Plate, Halo “[]” Getter, Triple Mica.
LOT OF 5 – RCA – 5751 (12AX7) – VACUUM TUBES – TESTED
EXTRA SUPPORT RODS – RED LABEL – ORIGINAL SLEEVE.
