3 Zenith 25Z5 Vacuum Tubes Valves NOS NIB Lot Of Three May 28 2025 5 record cleaner and then

5 record cleaner and then played it on my Rega Planar 3

Their filaments are spirally-wound -- hence the "S" in "ECC83S" -- for low noise operation

WE CANNOT TEST FOR CATASTROPHIC FAILURE

These six RCA black plate RCA 50B5 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

3 Zenith 25Z5 Vacuum Tubes Valves NOS NIB Lot Of Three May 28 2025 5 record cleaner and thenThis lot of three new old stock, new in box Zenith 25Z5 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