RCA 6HJ5 Vacuum Tube NOS NIB February 22 2022 new in box industrial-grade GE

new in box industrial-grade GE 6679 / 12AT7 dual triode was tested on my Hickok 600A for shorts

new in box RCA 8056 Nuvistor tube tested to spec on our Paul Hart-calibrated TV7/U

new in box 14BR11 tubes tested to spec on our Paul Hart-calibrated TV7/U

(New 6SN7s typically test from 2600 micromhos and the Jackson expresses this in terms of a percentage

For sale are two new old stock

RCA 6HJ5 Vacuum Tube NOS NIB February 22 2022 new in box industrial-grade GEThis RCA 6HJ5 tube 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 TO $250 IN VALUE. IF AN ITEM IS