Item: DuMont 6BK7B.
Description: The DuMont 6BK7B is a nine-pin miniature
with clear glass and a chrome top. It has black plates and a
halo getter. Clean pins, nice paint and a factory box.
Testing: Tested using our Triplett 3413B tester 80%.
Test results included.
Thank you for viewing this listing. Please reach out to us directly with any questions you may have.
Note that we offer free, no questions asked returns for up to 30 days after purchase.
If you're not happy with the item for any reason after purchasing, simply open a return, send it back
for free, we will refund your money in full.