I have a marshall 50watt tremelo,jtm with celestion 12x2 speakers.valve amp.It has 4 inputs ,bright and normal i think,speed,intensity,presence,bass,middletreble,vol 1,and vol 2 turn controls.Is it the early blues breaker,and if it is what a fantastic sounding amp.any info to the prine today,as i have sen on ebay one similar for £8000,shocked or dreaming its worth.
shaun