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Old Mar 14, 2007 | 01:23 AM
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chuy10's Avatar
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I was wondering if someone can tell me what the diference is from a 4volt and a2.2 volt on rca outputs both are mp3 player thanks
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Old Mar 14, 2007 | 02:46 AM
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The difference is how much gain you need to apply with an amplifier to get an equal amount of power out. Other than a potential yet inaudible difference in signal to noise ratio (SNR), just the gain setting. Both voltages are in the range that basically any amp will work optimally.
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Old Mar 14, 2007 | 03:06 AM
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So if that wasn't clear, higher pre-out V = better, but as mentioned, both will do the job for a single amp (if you plan on running multiple amps off of one pre-out for some reason, get the higher voltage pre-outs).
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