Check the listing for details. 2x RARE FOTON 6N6P (5687, ECC99, E182CC) USSR DOUBLE TRIODE MATCHED PAIR #2. Condition: Open box. Listed at 249.99 USD. 2x RARE VINTAGE 6N6P FOTON (5687, ECC99, E182CC) USSR DOUBLE TRIODE (NEW, NOS, GOLD GRID) MATCHED PAIR, TESTED - 100% from 60-s Description The tube was tested on L3-3 tube-tester: Input parameters: Un = 6.3 V; Uc1 = -2V; Ua = 121 V; Output parameters: Ia=30 +/- 10 mA; S=11 +/- 2.9 mA/V - it is 100% TUBE #1: Ia1= 30 mA; S1 = 11.4 mA/V Ia1= 29 mA; S1 = 11.2 mA/V TUBE #2: Ia1= 32 mA; S1 = 11.4 mA/V Ia1= 32 mA; S1 = 11.4 mA/V Name6N6PApplicationapplication in special equipmentCathode typeoxide,indirect heatingEnvelopeglass,miniatureMass,g20Filament voltage,V6,3Filament current,A0,85-0,95Anode voltage,V120Anode current,A0,02-0,04Anode power,W4,8Grid1 voltage,Vminus 2Steepness,mA/V8,1-13,6Reverse grid current,uA0,5Microphnic noise,mV100Gain16,0-24,0Socket typersh8 LOT OF 2 PCs. MATCHED PAIRhigh reliability.The tubes are never used100% New Item Terms of Sale Returns must be sent to Ukraine. I can guarantee you complete satisfaction with all my products. If you receive an item you ordered which is damaged or defective, I will send replacement item. I only accept returns if the items you received are not what was described in the listing, damaged or defective. If exchangeis not possible money refund will be issued. Item for returning must have the original tags and packing, otherwise it won't be accepted. Shipping AIR DELIVERY usually takes 10 - 24 days WorldWide. Tracking number will be provided. Will be packed professionally. Can write lower value on customs declaration on request. Contact Us Contact ME on Ebay or Email if you have any question regarding this item.