Can I use a 4 or 5 Channel AMP with a head unit that only has 2 single RCA outputs. | CarAudio.com Forum Community
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![Installed 4 channel amp, only had 1 pair of preouts left after recent sub install. Plenty of bass from subs but no longer hearing any of my other speakers. Do I need Installed 4 channel amp, only had 1 pair of preouts left after recent sub install. Plenty of bass from subs but no longer hearing any of my other speakers. Do I need](https://i.redd.it/0xyvs9yrz1u61.png)
Installed 4 channel amp, only had 1 pair of preouts left after recent sub install. Plenty of bass from subs but no longer hearing any of my other speakers. Do I need
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