<HTML>In a message dated 7/1/03= 4:41:19 AM Pacific Daylight Time, Richard.Brekne@grieg.uib.no writes: <BLOCKQUOTE TYPE=CITE style="BORDER-LEFT: #0000ff 2px solid; MARGIN-= LEFT: 5px; MARGIN-RIGHT: 0px; PADDING-LEFT: 5px">There is plenty of room for= experiementation with such things that can bring you new insights. I think its important to try and find answers to such questions as they pop up in our experiences on our own. And, I think far= to often, mystersious phenonmena akin to the "circle of sound" that seem fl= ourish so readily, get started because we do not bother to use our own persepec= tives and experimentations to check out some new (or old) claim.... but simply= sit passively by and except this or another presumed expertise and authority= . Experiment with the thing... you never know what you might bump into ! </BLOCKQUOTE> Thanks, Ric.  Given some of the doozies I've been tuning lately, th= ere is HUGE room for experimentation.  I have plenty of guinea pig pian= os to practice on--I "service" a rental fleet of Story and Clark, Marantz, A= eolian, and Cable spinets.  Being constantly challenged is one of the g= reat aspects of this work....:-( Dave Stahl</HTML>