KT77-JJ

AF BEAM PENTODE. Base (octal / plastic): Uf = 6.3V, If = cca 1.4A. Characteristic: Ua = 250V, Ug2 = 250V, -Ug1 = 15V, Ia = 100mA, Ig2 = 10mA, S = 10.5mA / V, Ra = 23KOhm, μ = 11.5. Limits: Ua = 800V, Ug2 = 800V, Ua, g2 = 800W, Wa = 25W, Wg2 = 6W, Wa, g2 = 28W, Ik = 180mA, Uk / f = 150V, -Ug1 = 200V. Capacitance: Cg1 = 16.5pF, Ca = 9pF, Ca / g1 = 1pF. Dimensions (H / H with pins x diam.): 98/112 x 33.3 mm