ECC81 / 12AT7-JJ

AF DOUBLE TRIODE. Uf = 6.3 / 12.6V, If = 300 / 150mA. Characteristic: Ua = 250V, Ia = 10mA, Ug = -2V, S = 5,5mA / V, μ = 60, Ri = 11kOhm. Limits: Ua = 300V, Wa = 2.5W, Ik = 15mA, Ug = -50V, Uk / f = 90V, Rg = 1MOhm. Dimensions (H / H with pins x diam.): 49.2 / 55.6 x 22 mm