amp to sub power
amp to sub power
ok so heres my question. i've got this two cerwin vega subs that do 300 rms each, which is cool. i've also got this kenwood amp running them, and it does 300 rms, which is also cool.
but heres the thing, the amp is a 1 channel amp, so while i understand that it means means 300 x 1, there are two speaker outs on the amp. so does that mean that at 300 rms on the amp, each speaker would get 150 rms? i ask only because i figure if it were both then it would be 600 rms. i guess i should have looked into this when i bought it but at the time i only had one sub, and it was on sale
but heres the thing, the amp is a 1 channel amp, so while i understand that it means means 300 x 1, there are two speaker outs on the amp. so does that mean that at 300 rms on the amp, each speaker would get 150 rms? i ask only because i figure if it were both then it would be 600 rms. i guess i should have looked into this when i bought it but at the time i only had one sub, and it was on sale
If you wired them in parallel you should send them 550w @ 2ohms, i dont know if the one with the red surround are 300w but everywhere it says that they are 600w so if that's the case they are very underpowered since each sub only get 275w when each can handle 600w...
the red surround is the model before the black surround,which take 600 rms. the red only does 300 rms. but yeah thanks for your help, you basically answered my question. i used that method where you use a multimeter to set the gain and it should be somewhere around 300 watts, so they should be getting 150 a piece i guess. unless that method is useless in which case i set the gain to loud lol
the red surround is the model before the black surround,which take 600 rms. the red only does 300 rms. but yeah thanks for your help, you basically answered my question. i used that method where you use a multimeter to set the gain and it should be somewhere around 300 watts, so they should be getting 150 a piece i guess. unless that method is useless in which case i set the gain to loud lol
the 2 outputs simplify connecting for the user. If you put each 4 ohm sub on its own set of terminals the amp is bridged internally and will se 2 ohms, thus you not having to wire the subs them selves together to get a 2 ohm load.
hmm thanks Bryan, i don't think i would have figured that out on my own. but if that is the case then if they were say a 4 ohm svc and could only take 150 rms then wouldn't the amp overpower the subs?

HTH
well its been 2 years or so now that i've had them, and it won't be much longer before i take them out a build a bass bin for my dj setup. i bought a new amp and as soon as i get some more money i'm gonna get some more powerful subs, but the amp question would be the same as its layout is nearly identical so i figure asking now won't hurt. i will say that the most i can get out the new amp will be the rms of the two new subs so for that i'm not really worried, i just want to make sure i get the wiring right to present a 1 ohm load, but when the time comes i'll start another thread
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sirsleepsalot
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May 7, 2006 10:15 AM



