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Two, Zenith - Sylvania 45, Shouldered Glass, Matching Pair 2, UX - 245, CX - 345 Eq




Item History & Price

Information:
Reference Number: Avaluer:44034683Model: 45
Non-Domestic Product: NoModified Item: No
Type: Vacuum TubeCustom Bundle: No
MPN: 45Country of Manufacture: United States
Brand: SYLVANIA
Original Description:
Two, Zenith-Sylvania #45 tubes, with the shouldered glass envelope. These were manufactured for Zenith, the radio and television manufacturer, by Sylvania  These are of course exact equivalents to the UX245/UX-245, CX345/CX-345, 145, and 245 tubes. Used and tested on a Hickok TV-3 military tester that has been calibrated. Black plates, firm bases, excellent silvering. Tubes are matched for dynamic gain and structure- test at 2050, 1975 where pass/fail is 1170 micromho. The tu...bes have the same structure inside and out, having date codes of  "N2R" and "3WR", mid 1942 and late 1943.
Many other lots of tubes for sale this week.Shipping is free within the continental US. Elsewhere- exact postage only, no packing fee.



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