5 Raytheon Number / Type 41 #41 Vacuum Tubes Clear Bottle Lot Of Five EF95 Geprueft

5 Raytheon Number / Type 41 #41 Vacuum Tubes Clear Bottle Lot Of Five EF95 GeprueftThese 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

round top mica and rectangular bottom spacers

This variety has black

(New 12AT7s / ECC81 typically test within 1

Etsy will indicate how many tubes are available in this Dutch auction

where minimum (65%) is 29 and 100% is 45

Tube One drew 16

(Transconductance: / where the TV7/U minimum (65%) is 56/56

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

This matched pair of Sylvania black plate 12BY7 / 12BY7A tubes was tested on our Paul Hart-calibrated TV7/U for shorts

They measured 39

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

balloon / globe Number / Type 36 tubes tested as follows on our Paul Hart-calibrated TV7/U: