An electrical connector assembly comprising a housing having an interior chamber defining at least one lead frame plane, and identical sets of non-identical lead frame elements. The system also monitors abort, fail or cancel conditions in the speech input. The carriage has wheels adjacent the rear end, and a powered mechanism, typically hydraulic, is adapted to move the transfer arm between its two extreme positions. The client-user invokes the scan with supplied pattern updates for detecting recent viruses. The number of times of movement of a table can be thus minimized so that the machining efficiency can be improved. The signals received by the transducer elements are delay-added by the beam former.