Re: Rewiring an old 8-track player.
Without knowing much more about the wiring of the 8 track red is probably +12v and Black is Ground. Its up to you to figure out Is the Green is the positive signal or not. Green is also another common color for Ground.
Car: 97 Mercury Grand Marquis LS
Deck: Alpine CDA-9887
Speaker Amp: American Bass SQ780
Front Stage: Image Dynamics CTX65CS @ 125w RMS
Sub Amp: Sundown SAZ-2000D
Sub Stage: 2 Sundown SA-10s
Box: 4th Order (2.0 Ported, .8 Sealed)
Wire: Knu 1/0 Amp Kit and Big Three