With a slightly higher grid voltage (-13.5 to -16.5 vs -10 to -13.5 volts for the EL34) than other EL34 / this tube offers tight low end with smooth mids.
A. F. OUTPUT PENTODE
Base: OCTAL
Uf = 6,3 V
If = ca 1,5 A
Typical characteristic:
Ua = 250 V
Ug3 = 0 V
Ug2 = 265 V
Ug1 =
-10 V; -13,5 V (for EL34)
-13,5 V; -16,5 V(for E34L)
Ia = 100 mA
Ig2 = 14,9 mA
S = 11 mA/V
Ri = 15 kΩ
μg2/g1 = 11
Iaz (Ug1 = -30 V) < 7 mA
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