Originally Posted by Codifex Maximus

If battery light is working and you get 14+VDC across battery, you are usually able to get a charge. If battery light goes out when revving, I'd say you have an imbalance between the two circuits in the alternator. By Flux Capacitor I think you mean Voltage Regulator? If Reg is new then it's either poor, corroded or dirty electrical connections to alternator and/or maybe weak alternator - probably rectifiers.