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Scion tC 1G ICE & Interior In-car entertainment and electronics...

will this amp work?

Old Jul 20, 2007 | 07:19 AM
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Default will this amp work?

i am trying to get Infinity Kappa Perfect 6.1 component.
its specs are
4 OHM
25-100 watts RMS
peak power handling 400 watts

I want an Infinity Amp to go with it. And they don't leave me with much choice.
Infinity Reference 475a
75 watts RMS x 4 at 4 ohms (90 watts RMS x 4 at 2 ohms)
180 watts RMS x 2 at 4 ohms in bridged mode


Can i bridge it to power the 6.1? Is 180watts too much for the component?
Old Jul 20, 2007 | 07:53 PM
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It's too much power but it still might be possible if you adjust the gains properly.
Old Jul 20, 2007 | 08:53 PM
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put about 100-125 watts per side to them and you'll be ok. i personally did like the 6.1's that i had. they really REALLY lacked midbass.
Old Jul 21, 2007 | 12:51 AM
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That amp will work great - don't worry about "too much power"...
Old Jul 21, 2007 | 02:08 AM
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Originally Posted by rocketgyrl
That amp will work great - don't worry about "too much power"...
yes as long as you set the gains correctly you should be fine.
Old Jul 21, 2007 | 03:14 AM
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thank you for the info ,
going to order it next week.
Old Jul 21, 2007 | 03:21 AM
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Are you going to be installing this yourself..just out of curiosity?
Old Jul 21, 2007 | 08:55 AM
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yes, i will install it myself.
i saw Infinity Reference 7541A on ebay:

111 watts RMS x 4 at 4 ohms (139 watts x 4 at 2 ohms)

278 watts RMS x 2 bridged output at 4 ohms (4a-ohm stable in bridged mode)

I will get this instead.
Old Jul 21, 2007 | 01:04 PM
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bah rms is just a guide line
I had 250ish rms from a Fosgate amp on some CDTs for about a year. TONS of mid bass and lod as **** the cdts were rated for like 80 rms
Old Jul 21, 2007 | 05:33 PM
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Blaze, thanks for the info.
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