2 Zenith 6HA5 6HM5 Vacuum Tubes Valves NOS NIB Lot Of Two GM Delco 35 and 47 where minimum

35 and 47 where minimum (65%) is 25

Transconductance measured 57 for Tube One and 58 for Tube Two where minimum (65%) is 40

I played it in one of my Radio Craftsmen RC-2 monoblocks and it sounds outstanding even though it tests on the cusp

Both tubes were made in the same factory just as RCA bought out Cunningham

This matched pair of Cunningham 6SJ7 tubes was tested on our on our Paul Hart-calibrated TV7/U for shorts

2 Zenith 6HA5 6HM5 Vacuum Tubes Valves NOS NIB Lot Of Two GM Delco 35 and 47 where minimumThese two new old stock, new in box Zenith 6HA5 6HM5 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