1 x BALANCED PAIR NOS EF184, TRIODE MODE, AMP SELECTED, TUNGSRAM, OWN BOXES

picture shows one pair, other pairs look similar but have their own S/N 's and getter mirrors

tested in triode mode, g3 tied to k, g2 tied to p, Ub=240V, Ra=13K, Rk=0.15K, Rl=500K, Uin=0.3Vrms

Uout: P1=16.7 / 16.8 , P2=16.2 / 16.2, P3=16.0 / 16.0 Vrms @ test conds        

Preis für 2 Röhren, price for 2 tubes, Kombiversand, I combine

DHL Versand in D: 5,90 Euro, outside Germany 10,50 Euro economy

outside Germany I use " Warenpost Premium ",  german Post / DHL, includes tracking and insurance for many countries.


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