5 General Electric GE 6LB8 Vacuum Tubes Valves NOS NIB Lot Of Five 21LU8 NOS NIB This matched pair of Sylvania-MANUFACTURED

This matched pair of Sylvania-MANUFACTURED 6K6GT tubes was tested on our Maxi-Matcher 400 volts on the plates and a bias of -36 volts for shorts

Tube Two tested 24

63 and 68 where minimum (65%) is 46

This lot of three National Union number / type 58 stamped- / engraved-base tubes was tested on our Paul Hart-calibrated TV7/U for shorts

I am playing them in my Mini Mite 2013 and they sound great

5 General Electric GE 6LB8 Vacuum Tubes Valves NOS NIB Lot Of Five 21LU8 NOS NIB This matched pair of Sylvania-MANUFACTUREDThese five GE 6BL8 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 TO $250 IN VALUE. IF AN ITEM IS