power supply

Recently I discovered my father has this AMA 550 system The middle one is the power supply, it has a 12V input, and a REM, but I can't find a GRD anywhere, and it has 5 33V outputs for AMPS And the other ones are all monoblock power amps. There is also a fuse box in the right side of...

So I don't have the normal car audio setup. I have a 65inch TV with a whole car audio setup as my surround sound with 2 12 inch subwoofer. (Not to brag🤣🤣) but basically I have a xbox 360 power supply powering my head unit and 2 6.5 inch speakers. And the same powering my 2 12s. The speakers and...

I'm building a portable speaker with car auto parts, I have a 1000w amp for the full range and a 2000w for the 4 subs. The last power supply I had for it was a 12v 40A and I blew it up because it couldn't handle it. I'm wondering what I need to get In order to power the thing.

hey i have a simple question with Hopefully a simple answer now the setup I have going is not practical I know i know that I don't have them running in a efficient way but any how I have taramps hd3000 1 ohm to a power acoustic mofo 122x dvc 2ohm @ 4ohm and a rockville db15 running a power...