I think this should be P=EI=RI^2 (because E=IR)

Yes, you are correct. I neglected to type the final segment of the formula.

Must be gettin' old,

Gary
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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.)