5 Raytheon Number / Type 41 #41 Vacuum Tubes Clear Bottle Lot Of Five EF95 Geprueft This new old stock-testing matched

This new old stock-testing matched pair of GE 12B4A tubes was tested on our Paul Hart-calibrated TV7/U for shorts

They measured 39

This lot of seven US-made 12B4A tubes were tested on our Paul Hart-calibrated TV7/U for shorts

This variety has black

5 Raytheon Number / Type 41 #41 Vacuum Tubes Clear Bottle Lot Of Five EF95 Geprueft This new old stock-testing matchedThese five Raytheon clear bottle type number 41 tubes tested as follows on our Paul Hart calibrated TV7 U: 56, 59, 59, 60 and 63 where minimum (65%) is 40 and 100% is 62. 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