It sounds like you might want to experiment with some tweaks to improve the Meadowklark combo. Interconnects, speaker cables, AC cords, vibration & isolation control all come to mind. Please refer to the following link: my post within that thread mentions some possible approaches of intetest:
http://audiogo5.iserver.net/cgi-bin/fr.pl?ddgtl&999201613&read&h24&4&&
http://audiogo5.iserver.net/cgi-bin/fr.pl?ddgtl&999201613&read&h24&4&&