4 US-Made 7F8 Vacuum Tubes NOS NIB Lot Of Four June 04 2025 new in box Sylvania 8LT8

new in box Sylvania 8LT8 tubes tested to spec on our Paul Hart-calibrated TV7/U

WE CANNOT GUARANTEE FOR FAILURES AFTER POWER UP AS THERE IS NO WAY TO DETERMINE HOW TUBES WILL INTERACT WITH YOUR ELECTRONICS OR IF THEY WERE MISTREATED IN TRANSIT

I have played them in my Radio Craftsmen RC-2 monoblocks (with adapters

These lot of six new old stock

This new old stock-testing RCA clear top 6CG7 / 6FQ7 dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

4 US-Made 7F8 Vacuum Tubes NOS NIB Lot Of Four June 04 2025 new in box Sylvania 8LT8These four US made new old stock, new in box 7F8 tubes tested to spec on our Paul Hart calibrated TV7 U. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS UP