But,, Would you agree that if you hook it to CR1 and CR2 before diode bridge it will automatically make sure you have the positive and negative go to the right place??
No chance of backward polarization. Other wise you need to know witch is what on the board. It will also reduce any alternating current that may be present if the alternator has a bad or week diode. Helpping to clean up the power just that much more. Dmr8X2 and I have been talking about trying this for some time now.
The link should have worked. But here is the link again.
http://www.logitech.com/en-us/speakers-audio