6 US-Made 9003 JANCKR9003 VT203 JRC9003 Vacuum Tubes Milspec NOS NIB Lot Of Six JRC5763 Milspec new in box US-made 7X7

new in box US-made 7X7 / XXFM tubes in this lot

Tung-Sol-MANUFACTURED) measured 30 while Tube Two measured 31 where minimum (65%) is 22 and 100% is 34

They are slightly microphonic

gas and transconductance on our Paul Hart-calibrated TV7/U as well as a Hickok and a Superior

6 US-Made 9003 JANCKR9003 VT203 JRC9003 Vacuum Tubes Milspec NOS NIB Lot Of Six JRC5763 Milspec new in box US-made 7X7These six milspec new old stock, new in box US made 9003 JAN CKR 9003 VT 203 JRC9003 tubes tested to spec on our on our Paul Hart calibrated TV7 U. One is a Ken Rad; the rest are RCA. 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