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Message: <blockquote data-quote="KaeZoo" data-source="post: 1984958" data-attributes="member: 554753">The only reason to pre-charge a cap is that if you don't, the final connection will produce a big spark that can leave charred marks on terminals and occasionally blow fuses.  Failing to pre-charge will have no effect at all on the cap's usefulness (or lack thereof).Resistors have no polarity.Even the proponents of capacitors wouldn't expect them to cure a situation where the amplifier is shutting off at high levels.  You may have a poor ground, a voltage drop somewhere in the power line, or your subs may be wired for the wrong impedance.  You need a multimeter to do any serious troubleshooting.</blockquote>

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