Quote:
Originally Posted by speedfreak28
no need for an O-scope, a DMM works just as well for level matching
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Ehhhh, yeah you don't HAVE to have it... One is in the realm of some unknown impedance and measuring voltage does not show you where clipping will begin with a DMM. Any professional installer should use and o-scope. It can be done with a DMM or DVM, but an o-scope is preferable.