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4 National Union NU Number / Type 41 #41 Vacuum Tubes Lot Of Four Farewell Petersburg likely Tung-Sol-MANUFACTURED) measured 33 where
4 National Union NU Number / Type 41 #41 Vacuum Tubes Lot Of Four Farewell Petersburg likely Tung-Sol-MANUFACTURED) measured 33 where
$13.32
Description
likely Tung-Sol-MANUFACTURED) measured 33 where minimum (65%) is 22
new in box Telefunken 6BL8 / ECF80 tube tested to spec on our Paul Hart-calibrated TV7/U
Transconductance measured 95%/100% for Tube One and 95%/105% for Tube Two
top mica spacer
They tested as follows: 53
4 National Union NU Number / Type 41 #41 Vacuum Tubes Lot Of Four Farewell Petersburg likely Tung-Sol-MANUFACTURED) measured 33 whereThese four National Union type number 41 tubes tested as follows on our Paul Hart calibrated TV7 U: 46, 47, 48 and 48 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 AUTOMATICALLY INSURED
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