Item Tag: Nu National Union
NU National Union Electron TUBES in original Box 84/6Z4 1E5GP
NU National Union Electron TUBES in original Box 84/6Z4 1E5GP not tested as pictured please view all photos Thank you for shopping with me on ebay
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(2) Tube 807 NU National Union Tubes Tv7 Tested (shelf 42#9)
This sale is for 2 NU 807 tubes Power Tube Tv7 Tested Tubes where tested on a Tv-7 tester A new tube can test well over 100% depending on the tube type. * On the TV 7 the minimum requirement for this tube is 48 which is equal to 65% of new tube. There are no shorts! * The Tube tested at 62 and 70 with a minimum of 48. This will ship the same day or next from purchase date. Will be packaged safely!
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NOS NU National-Union 5V4G St Globe Audio Rectifier Tube
NOS tubes fall within the Gm characteristic range of an average tube, as published in the RCA RECEIVING TUBE MANUAL, which states “Individual tubes, like any manufactured product, may have characteristics that range above or below the values given.