Do you already have the O Audio amp?I will start out powering it with an O Audio 500 watt bash but might jump up to a Behringer EP2500 at some point.
Mike - Quick google search came up with the Cerwin Vega Stroker manual. See link below. Hope you can get the info needed from this.
http://www.gttrading.it/easysite/easysite_images/files/MAN_Stroker Manual.pdf