bjmlewis Posted January 14, 2015 Posted January 14, 2015 i want to change my external bellbox for a vortex 11 to a optima 2 plus control panel, but all these bellboxes seem to have different lettered teminals on the vortex 11 terminals are trg rtn off- hold+ stb all help appreciated, thanks, regards, brian.
charlie6 Posted June 9, 2015 Posted June 9, 2015 Glancing through old posts again... Vortex Sounder Optima 2 trg ................................. B rtn..................................T off- ................................ A hold + ............................D At the Vortex make a small wire link and connect this between 'Strb' and 'trg'
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