I an mot an expert but, if you dare with the DIY, I'v seen what seems to be quite good. Just go to the following page:
http://www.tnt-audio.com/clinica/indiscreto.html
You also have an english version of the page
Is a solid state pre phono, if you want ia a vacuum tube preamplifier here you have one:
http://www.tnt-audio.com/clinica/ta/mwpre.html
good luck