1958x -

: Four inputs (High/Low for each channel), allowing for "jumping" channels with a patch cable to blend the voicings of the Normal and Tremolo channels. Best Practices for Setup

: To maintain peak performance, the EL84 power valves should be replaced if you notice a loss in volume or high-end clarity. Since it is a cathode-biased amp, it generally does not require a manual bias adjustment when replacing power tubes with a matched pair. : Four inputs (High/Low for each channel), allowing

: You can find detailed technical diagrams and safety instructions in the official Marshall Handwired Series Manual . : You can find detailed technical diagrams and

: This amp is designed to be played "cranked." For authentic blues-rock tones, set the volume high and use your guitar's volume knob to clean up the sound. Maintenance : Four inputs (High/Low for each channel), allowing