Here's the conundrum:  I have a EA iAmp 800, which I absolutely love: bags of clean headroom and a very versatile EQ.  I just hit 1 'contour' button and away I go. However, It is a little sterile sounding and I use a Catalinbread SFT clone (which is always on) to warm it up bit.  This got me interested in what other options I might have. I've just bought a 2x12 combo which I will mount my amp into, leaving practically no room for a rack pre but there will be a little space behind the a