The long awaited for JJ KT77 is here. A replacement for any EL34 / 6CA7, the JJ KT77 has a lot of power and headroom but is surprisiongly refined sounding. We love this tube in Marshalls and for any Hi-Fi application using EL34 / 6CA7. Please check the compatibility with your amplifier.
A. F. BEAM PENTODE 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
Data sheets KT77: