Carl Martin Dual InjectionAs guitar players, we all have that moment where we think, 'How can I do this and still remain analogue?' Once we have achieved the 'ultimate tone' how can we boost that same tone without changing the quality? What if we want to boost the signal before your drive effect in order to increase sustain, or have a boost in front of your gain channel and another after the pre amp in the effects loop? Well, Carl thought about this for quite a while and is