I hope not

If you are using a dmm, yes. If you are setting the gain by ear, no.

My speakers arnt even connected to my amp

What?

Subs disconnected if you use the dmm method.

Here is a well written guide on setting gain

http://slumz.boxden.com/f359/guide-tuning-amp-916831/

Sticky?

Here is a well written guide on setting gain

http://slumz.boxden....ing-amp-916831/

Sticky?

There is already a guide in the Amplifier/Electrical section.

Here is a well written guide on setting gain

http://slumz.boxden....ing-amp-916831/

Sticky?

I don't know who runs that site, but they like to steal other people's write ups/articles and not give credit to the original author.