2 US-Made Number / Type 89 #89 Vacuum Tubes Valves NOS NIB Lot Of Two 5V6GT Octal They are dead quiet when

They are dead quiet when the preamp is muted and have excellent frequency response

new in box US-made 7X7 / XXFM tubes in this lot

Transconductance measured 2340 micromhos with a plate current draw of 24

It is dead quiet when the preamp is muted and has excellent frequency response

These three GE GE 5-Star industrial 6265 tubes tested to spec on our Paul Hart-calibrated TV7/U

2 US-Made Number / Type 89 #89 Vacuum Tubes Valves NOS NIB Lot Of Two 5V6GT Octal They are dead quiet whenThese two new old stock, new in box US made number type 89 tubes tested to spec on our Paul Hart calibrated TV7 U. One has a glass bottle; the other, metal.. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUR 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