Re: Why you need an oscilloscope
The amp starts to clip at 208 watts with engine running and a 4 ohm dummy load. If I had tried to set it to the rated 250 watts with a DMM it would most certainly have been badly clipped.
Originally Posted by whitedragon551
Using a DMM requires making assumptions. You assume that the amp makes whatever power you're adjusting for cleanly, and that the source is also clean. A scope will tell you if your assumptions are valid.
1999 Buick Park Ave Ultra
Head Unit: JVC KWHDR720
EQ: Audiocontrol EQL
Front Stage: Hybrid Audio Technologies Imagine 5.25 mids, Morel Maximo tweets
Sub Stage: Boston G3 10", 0.5 cu ft sealed
Amp: PPI Phantom 900.4
Rear Fill: Boston SE953 6X9's