How much power is my old school Punch 250a2 putting out?

Hello,

I have an old school Rockford Fosgate Punch 250a2 amp that I am trying to figure out how much wattage it will supply at a 4 ohm bridged load. The amp is under rated. I am having trouble using the birth sheet to figure out how many watts it will 'really' supply. It is rated at:

(Dynamic Power Rating) - IHF-202 Standard

320 Watts X 1 into a 4ohm load at 14.4v

160 Watts X 2 into a 2ohm load at 14.4v

100 Watts X 2 into a 4ohm load at 14.4v

(Continuous Power Rating) - Competition standard - RMS continuous

62.5 Watts X 2 into a 4ohm load at 13.8v

125 Watts X 2 into a 2ohm load at 13.8v

250 Watts X 1 into a 4ohm load at 13.8v

The birth sheet states:

"Actual Total Power(All channels driven into a full power at 2ohm) 362 Watts"

It looks like this test was performed at 14.32v.

I 'think' that this translates to 362 Watts X 1 into a 4 ohm load at 14.4v. Is this correct? I want to adjust my amp's gain using a DMM. The amp won't really be getting 14.4v. Will it? What wattage should I adjust for due to the lower voltage? My sub is a JL 12W3 D2 wired for a 4ohm load. I, like most people, want the most power possible without clipping the amp.

Thanks!

 
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