Lee,

If you're off a tiny bit, it will put you right on the money. But, if you're off a half or better all bets are off.

Gary 8)
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)