Hi guys,  I'm currently making my own bass and I'm up to the electronics... I need just a little advice hopefully from some pro's who know exactly what they're looking at... First question is, my EMG Jazz Pickups are Active... but am I right in thinking that this loom here is a passive circuit? This is the stock output jack in the kit... But I want to use this Barrel jack, which I believe has Mono and Stereo wiring options... The sleeves from the