I used a Sonic Frontiers Power 2 on my ML Prodigy's and before that SL3's. It worked very well. You might also look for an ARC VT100, although I am not sure what they are going for these days.
M. Logan Requests- Tube Suggestions in $1.5-2K??
You Logan owners. Currently using Parasound HCA3500. Want that silky tube warmth and power. The Parasound also run's so damm HOT! Suggestions welcome!
Neil
Neil