1MP ECC83 Mullard Cooper Post Blackburn made in Gt.Britain Amplitrex tested

WHAT YOU SEE YOU BUY

Up For Sales 1Matched Pair

NOS ECC83  Mullard

The Photos are actual Photos of tubes you are buying

made in Great Britain

Date Code : B4K3,B4K9

Top ”O” getter

Cooper Post Blackburn

New in White Generic box

Tested on Amplitrex AT1000 Advance Digital Tube Tester

Sr. No.1667073.  T1=Ia=1.3ma Gm=1600

                           T2=Ia=1.0ma Gm=1500

Sr. No.1686139. T1=Ia=1.1ma Gm=1600

                           T2=Ia=1.1ma Gm=1500

We accept order with combine shipping

   All tubes tested on our Amplitex AT1000 A Advance Tubes Tester to preform the test as mentioned and to ensure that the tubes are in factory specs (working) before listing them. All tubes are checked for Shorts, Emission, Life test, and Leakage. Emissions/life test on this meter Tube tested: No leaks, No shorts, Good emissions Tube tested emissions (100) life test (100)Tube tested strong. Our experienced shipper will package your item(s) with care. Through Expedited delivery within 5 days by DHL,FEDEX,ARAMEX, with tracking Number. We also combine multiple purchases. Our shipping carriers include , FedEx   We reserve the right to ship using the carrier and shipping method that is most effective for your purchase.

About us

   We specialized in thoroughly tested and screened quality vacuum tubes. We have various type of valves and tubes testers Like – Amplitrex AT1000 Advance Digital Tube Tester,  – Hickok 752a tube tester, – AVO Type 160We have been in the valve and tube Business Since 1970’s.Previously we were better Known as a Wholesaler, but recently, We are offering more retail items. All item are tested and guaranteed and supplied. We have Approximately 3,00,000 Valve and Tubes Stock

PLEASE CONTACT US IF YOU REQUIRE FURTHER INFORMATION ABOUT  THIS TUBES & VALVES