Manufactured in the USA.
Flat black plates, dual spacers, alignment tabs and side getter flashes.
Stencil wear
Please review the photos for more detail.
Excellent strong test results for Gm: 4.6 and 4.9
For Gm tubes with results below 2.2 are rejected.
No shorts
For reference we used a Triplett 3444A tester.
Estimated delivery within the USA is from 3 to 7 business days.Our standard service is US Postal 1st class.
We combine shipping when applicable.
Please contact us with any questions