ECC82/12AU7 Vorverstärkerröhre

R. F. DOUBLE TRIODE. Uf = 6,3/12,6V, If = ca.300/150mA. Charakteristik: Ua = 250V, Ug = -8,5V, Ia = 10,5mA, S = 2,2mA/V, Ri = 7,7 kOhm, æ = 17. Grenzwerte: Ua = 300V, Wa = 2,75W, Ik = 20mA, Ug = -50V, Rg = 1MOhm, Uk/f = 180V, Rk/f = 150 kOhm. Kapazitanz (system I): Cg/k = 1,9pF, Ca = 1,9pF, Cg/a = 1,63pF. Kapazitanz (system II): Cg/k = 1,9pF, Ca = 1,8pF, Cg/a = 1,63pF. Als Phaseninverter (system I): Ub = 250V, Ia = 0,7mA, Ia’ = 0,68mA, Uo/Ug1 = 11, U0 = 15VRMS, dtot = 1%. Als Phaseninverter (system II): Ub = 350V, Ia = 1,0mA, Ia’ = 0,93mA, Uo/Ug1 = 11, Uo = 24VRMS, dtot = 1%. Maße: (H/H mit Pins x Ø.): 49,2/55,6 x 22 mm