JAN5687WB
Shipping calculated at checkout.
Premium ruggedized military-grade miniature 9-pin high-perveance twin triode featuring reinforced internal mica spacers to tolerate severe mechanical vibration in mobile tactical systems. Equivalents: 5687, 5687W, 7119. Real-Life Examples: US military mobile communication racks, naval tracking radar panels, custom high-end output-transformerless (OTL) amplifiers.
MARKS TUBES 61