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NOS SYLVANIA 5U4GB Dual Top Side D Rectifier VACUUM TUBE TV-7 Tested #B.1303, US $290 – Picture 0
NOS SYLVANIA 5U4GB Dual Top Side D Rectifier VACUUM TUBE TV-7 Tested #B.1303, US $290 – Picture 0

Nos Sylvania 5u4gb Dual Top Side D Rectifier Vacuum Tube Tv-7 Tested #b.1303

US $290

  • Burton, Michigan, United States
  • Jun 7th
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  Be sure to check my other auctions for tons more. If you dont see what you are in need of contact me and let me know. I will put together what you are in need of and thus save you some shipping costs. DOMESTIC AND INTERNATIONAL BUYERS WELCOME   FOR SALE HERE IS: NOS SYLVANIA 5U4GB Dual Top Side D Rectifier VACUUM TUBE TV-7 Tested #B.1303 Tests:  66/66      Min: 40/40   *TESTED ON Calibrated HICKOK TV-7 B/U* {Minimum Ratings for TV-7 Testers are equal to 65% of average new ratings.}   *Emissions Tested on SENCORE HYBRIDER*     (more about test ratings below) USA BUYERS: $4.44 flat shipping costs NO MATTER HOW MANY TUBES YOU BUY *(excludes larger lots of tubes)*   (General Rules Applying to All Tube Sales) Where possible tubes will be ran through a Daniel Nelson calibrated HICKOK TV-7 B/U for a full mutual conductance test. This is a world class tester that is calibrated by the Hickok doctor. Its test results are dead on and you can buy with confidence. If you want to know what the exact Gm rating of the tube is please message me. Each tube i will auction has been run through at minimum a SENCORE HYBRIDER for a basic EMISSION test and has passed registering in the "good" side of the testers meter.Test results will be given a precentage of NEW Emission. Test results range from 0-120% with 50 being the minimum and typcial NOS tubes come in from 90-120%. These tubes are also tested for shorts and gas leakage. Results are given in a precentage of known average NEW value as stated in THE RCA TUBE MANUAL. International bidders are welcome to bid but please contact me first about a shipping price if you are worried about high shipping costs. TYPICAL COST FOR INTERNTIONAL SHIPPMENTS ARE BETWEEN $9.00 and $13.00 USD (more for more tubes or combined shipments.) I will ship these tubes promptly and securely with various means according to the location of the buyer and also the size and weight of the package. I cannot be held accountable for lost or damaged packages. Packages will all include tracking for shipping safety and piece of mind knowing your package is on its way.

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