3 US-Made 6BY5 6BY5G Vacuum Tube Lot Of Three September 14 2020 One was made in the

One was made in the Netherlands and the other

great flashing and 63-48 188-5 and 64-13 188-5 factory/date codes

It sounds very good with light surface noise and the occasional click and pop

Transconductance measured 3100 micromhos for Tube One with a current draw of 27

3 US-Made 6BY5 6BY5G Vacuum Tube Lot Of Three September 14 2020 One was made in theThese three US made 6BY5G tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. There were no shorts or gas and they measured 45 45, 53 52 and 54 54 where minimum (65%) is 40 40. 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