KT77

A.F. BEAM PENTODE
KT77 is a beam power pentode with octal base. It can be used in most EL34 amplifiers. It has more power, fatter bass and more headroom than the EL34 and E34L while providing very detailed tones.

Base: OCTAL
Uf = 6,3 V
If = cca 1,4 A

Typical characteristic:
Ua = 250 V
Ug2 = 250 V
-Ug1 = 15 V
Ia = 100 mA
Ig2 = 10 mA
S = 10,5 mA/V
Ra = 23 KΩ
μ = 11,5

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