JJ Revalve Kit for ENGL Invader 150 E640 Amp
JJ Re valve kit for ENGL Invader 150 E640 Amp. A Carefully matched Sextet of JJ EL34 power valves with 4 specially selected ECC83 S (12AX7) Pre amp valves. One of the ECC83 is balanced Selected for use in the phase inverter / power tube driving position of the amp.
The tone is smooth whilst offering clear treble response with a warm mid range tone. overdriven tones come with little to no harshness.
All our power valves are burned in and closely matched for Gain and Plate Current.