4 Zenith 17AY3 17AY3A 17BS3 17BS3A Vacuum Tubes Valves NOS NIB Lot Of Four With Shields This matched pair of Hytron

This matched pair of Hytron gray glass 6V6GT output tubes was tested on our Maxi-Matcher 2 with 400 volts on the plates and a bias of -36 volts for shorts

but the spine is in fine shape with no loose pages

1 milliamps with a transconductance of 2260 micromhos while Tube Two measured 23

They tested 50/38

4 Zenith 17AY3 17AY3A 17BS3 17BS3A Vacuum Tubes Valves NOS NIB Lot Of Four With Shields This matched pair of HytronThese four new old stock, new in box Zenith 17AY3 17AY3A 17BS3 17BS3A 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 OF THE TUBES WE SELL ARE OVER 70 YEARS OLD. WE CANNOT GUARANTEE FOR FAILURES AFTER POWER UP AS