How do amplifier manufacturers come up with their wattage ratings?

[AndrewT]

Originally Posted by donpetru

I quoted your post because I wanted to refer to the formula ......................P = V ^ 2 / R ..............

Don,
say what's in your head instead of quoting a whole post without referring to the pertinent section/part.

[donpetru]

Originally Posted by AndrewT

Don,
say what's in your head instead of quoting a whole post without referring to the pertinent section/part.

I understand, so I was right. Now, I don't understand why you mad?