4 US-Made 4DT6 4DT6A Vacuum Tubes Valves NOS NIB Lot Of Four 3rd Quarter BW36 I am playing them with

I am playing them with adapters (not included) in one of my Radio Craftsmen RC-2 monoblocks and they sound great

This is a late-40s pressing with some scratches and moderate surface noise

O getter and excellent flashing

I just cleaned this LP set on my VPI 16

Their readings are 61

4 US-Made 4DT6 4DT6A Vacuum Tubes Valves NOS NIB Lot Of Four 3rd Quarter BW36 I am playing them withThese four new old stock, new in box US made 4DT6 4DT6A 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