General SPL General discussion of Sound Pressure Level topics.

Small amp - big power?

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Old Mar 20, 2004 | 09:35 PM
  #21  
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I think the smallest amp you will get in that range is a MMATS D300...not the D300HC...just the D300, its insanely small and does 600wrms...for small amps you will have more luck if you stick with class D cause they can make em smaller due to less heat issues
Old Mar 27, 2004 | 11:31 PM
  #22  
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Originally posted by 008:
Any Amp on the MArket can produce a Decent 500 RMS, but if you want to use that power as Efficiently as you can You need to make sure Your box is BIG, an amp can put out LOTS of juice Put if it's Hanpered by a small Box Design YOU WILL definatly LOSE SPL!

I had a Rockford PWR 200@ 470 WATTS RMS. With TWO rockford pwer 12 @ 400 RMS EACH in a SHARED ported enclosure of 3.5 cubic FEET tuned to 65hz. And I hit a DECENT 139 DB. Which is pretty loud.

If my box had been a little smaller then it probably wouldn't of hit as HARD. [img]graemlins/jawdrop.gif[/img]
I believe you can do a lot more than just make your box big [img]graemlins/thumb.gif[/img]

Design and application is everything

Not bad numbers though my buddy did 145.2 on the old mic with two kenwood wave tens on a alpine mrd 100m. Hows that for effiecient use of power considering the boxes were only 1.2 cube each
Old Apr 3, 2004 | 09:05 PM
  #23  
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Arnt some of the Xtant amps pretty small? I dont quite know about there power ratings
Old Apr 3, 2004 | 11:31 PM
  #24  
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^ with the exception of the xtant series the top model amp are huge
Old Apr 4, 2004 | 02:25 PM
  #25  
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Some of the older Crossfire amps wers also quite small, like the BMF600D for example. Tell me about the infernal size of the Xtant amps, having trouble mouting them in my front trunk.
Old Apr 4, 2004 | 04:52 PM
  #26  
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Originally posted by 152.5 with one sub aint bad:
</font><blockquote>quote:</font><hr />Originally posted by 008:
Any Amp on the MArket can produce a Decent 500 RMS, but if you want to use that power as Efficiently as you can You need to make sure Your box is BIG, an amp can put out LOTS of juice Put if it's Hanpered by a small Box Design YOU WILL definatly LOSE SPL!

I had a Rockford PWR 200@ 470 WATTS RMS. With TWO rockford pwer 12 @ 400 RMS EACH in a SHARED ported enclosure of 3.5 cubic FEET tuned to 65hz. And I hit a DECENT 139 DB. Which is pretty loud.

If my box had been a little smaller then it probably wouldn't of hit as HARD. [img]graemlins/jawdrop.gif[/img]
I believe you can do a lot more than just make your box big [img]graemlins/thumb.gif[/img]

Design and application is everything

Not bad numbers though my buddy did 145.2 on the old mic with two kenwood wave tens on a alpine mrd 100m. Hows that for effiecient use of power considering the boxes were only 1.2 cube each
</font>[/QUOTE]I didn't bother re-tuning the BOX frequency when I installed my subs, but I figure it would have hit higher if I tuned it lower.
Old Apr 4, 2004 | 07:53 PM
  #27  
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5th memphis
Old Apr 5, 2004 | 01:44 PM
  #28  
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If you can find one check out the old Marathon amps they do about 500rms @ 4ohm and a little more @ 2ohm. They are nice because they have such a small footprint, they have good control, and look pretty crisp

Old Apr 5, 2004 | 03:17 PM
  #29  
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bah, here's the size of the 16-mc500d memphis...leave my crappy digital camera out of this!



10.4 x 6.25 x 2"

500 x 1 @ 2ohms

[ April 05, 2004, 04:17 PM: Message edited by: fazes ]
Old Apr 14, 2004 | 07:16 PM
  #30  
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Memphis looks so good! [img]graemlins/headbang.gif[/img] [img]graemlins/thumb.gif[/img]



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