3 Westinghouse 7A8 Vacuum Tubes Valves NOS NIB Lot Of Three Octal Plate Cap

3 Westinghouse 7A8 Vacuum Tubes Valves NOS NIB Lot Of Three Octal Plate CapThese three new old stock, new in box Westinghouse 7A8 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

It sounds very good with an occasional pop and tick audible in the pianissimo passages

This variety has black

Transconductance measured micromhos with a plate current draw of milliamps

This new old stock-testing matched pair of milspec Raytheon black glass VT-107-A / JAN-CRP-6V6-GT output tubes was tested on our Maxi-Matcher 2 with 400 volts on the plates and a bias of -36 volts for shorts

minimum (65%) is 2600)

" MAIL GETS MISPLACED

Sylvania-BRANDED 8BQ5 tube tested to spec on our Paul Hart-calibrated TV7/U

tell you how the tube sounds

They have chamfered top O getters

They were dead quiet when the preamp was muted and had excellent frequency response

Kreisler and Bach played masterfully by Abramas Sipolniek on Organ

gray plates and excellent flashing