What is the gain setting formula?

[Trez0r 10+ year member]

Trying to find the formula, or a calculator on the internet and can't find fack all.

Or if someone wants to do it quickly

sqrt(1500*1ohm) - 2 subs

Voltage = ?????????????????

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[alvitae 10+ year member]

http://www.caraudio.com/forum/showthread.php?t=362850

Check out the chart on this thread might be what you are looking for.