Recent content by bump'n

Then are standing wave's not a issue when going for SPL ?

Don't you mean the wave's get lower (HZ). Yes,but what about standing wave's and cabin gain/cancelation.

Wouldn't faceing the sub's back cost you SPL,because the sound would bounce instead of being forced to the dash forceing the sound to the dash. Could be wrong but seem's like they'd be louder foward(might sound like crap) in term's of SPL.

I am looking for some idea's on building a all out SPL box. I aready have a tuneing freq in mind of like 40 to 60 HZ. Now I am doing this in a reworked interior,there's no back seat,or any thing that look's like one , the rear deck of the car has been removed(back seat wasn't big enough,and...

Ok,I've been searching old post's and couldn't find any thing on building and tuneing a speaker wall. Building a wall isn't the problem it speaker placment. I am walling a undetermind number of sub and am unsure of port placment. Now I have seen most wall's with sub's and port's fireing tward...

My subwoofer's spec's state: 1.15 cf to 1.45 cf of air space ported and 1.75 cf to 2.00 cf of air space sealed. I have talked contacted 2 dealers and manufacture and they all gave me the same spec's. Is this normail,arn't ported box's usaly bigger than sealed. Just seem's funy. Also what affect...

Hi, I'm new to this forum but not to car audio. I have a few simple question's. First if a subwoofer is rated at 750RMS on music,900RMS sound wave's(I would guess sine wave's) and 2500 Peak power what would all this mean. Isn't a sub's RMS half it's max most of the time and has any one every...