Rega Couple 3 InterconnectCouple 3 Interconnect The Rega Couple 3 analogue interconnect is designed to complement the performance of any hi fi audio system. The low capacitance cable used for the Couple 3 is constructed using oxygen free copper (OFC) with an ultra flexible jacket. This cable was originally developed as a critical component used inside Rega's award winning, reference level Aura phono stage. The 80pF capacitance of this cable is matched to the custom tonearm