NOS GE GDK6 Vacuum Tube Lot 6189 12AU7WA Military Sylvania Raytheon
GE GDK6 (multiple). 6189 / 12AU7WA (premium military spec). Includes GE, Sylvania, and Raytheon tubes. Tube Types Included Glass intact, pins straight.
GE GDK6 (multiple). 6189 / 12AU7WA (premium military spec). Includes GE, Sylvania, and Raytheon tubes. Tube Types Included Glass intact, pins straight.
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