6n7s Lot Of 2 Selected Duo Tube Nos 1961 Made Military Matched Pair > 6n7gt

US $330

  • Sofia, Bulgaria
  • Jun 22nd
MATCHED by closest results PAIR WELL BALANCED Vintage Soviet Tubes  New Old Stock - Made during I.1962 year by Reflector Corp., Saratov FACTORY for the Soviet Military Needs     Ia    S       mA       mA/V 1 - 6N7S test results      5.8         2.8 2 - 6N7S test results     5.6         2.9 The parameters are measured at Ua = 300V , Ug1 = -6V where 100% is Ia = 7.0 mA and S = 3.2 mA/V We test our tubes from this type on High-End Soviet Military Tube Tester: L3-3, as pictured below!   6N7S   Name 6N7S Type Double triode Application LF power amplification Cathode type oxide,indirect heating Envelope glass,miniature Mass,g 50 Filament voltage,V 6,3 Filament current,A 0,76-0,86 Anode voltage,V 294 Anode current,A 0,0045-0,009 Anode power,W 6 Grid1 voltage,V minus 6 Steepness,mA/V 2,7-3,7 Microphnic noise,mV 400 Gain 30,0-40,0 Socket type rsh5-1   Check my Store for other items Or see everything I am selling on eBay SHIPPING The item(s) will be shipped by registered regular mail unless other arrangement has been set with the buyer. Due to severe delays for the Regular mail sent to USA and Canada, we recommend upgrade to Priority for all US and Canada clients, please contact us for details! Overseas delivery typically takes 1 to 3 weeks and about a week for Europe. NOTE: If you purchase several items I will combine the shipment to reduce shipment costs.   PAYMENT 1. PayPal - www.paypal.com      

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