ulsion , ▁but ▁different ▁weapon ry . ▁Initial ly ▁the ▁St . ▁Laurent ▁class ▁had ▁been ▁planned ▁to ▁be ▁ 1 4 ▁ships . ▁However ▁the ▁order ▁was ▁hal ved , ▁and ▁the ▁following ▁seven ▁were ▁red es igned ▁to ▁take ▁into ▁improvements ▁made ▁on ▁the ▁St . ▁Laur ents . ▁As ▁time ▁passed , ▁their ▁design ▁diver ged ▁further ▁from ▁that ▁of ▁the ▁St . ▁Laur ents . ▁ ▁The ▁ships ▁had ▁a ▁disp lacement ▁of ▁, ▁ ▁at ▁deep ▁load . ▁They ▁were ▁designed ▁to ▁be ▁ ▁long ▁with ▁a ▁beam ▁of ▁ ▁and ▁a ▁dra ug ht ▁of ▁. ▁The ▁R estig ouch es ▁had ▁a ▁complement ▁of ▁ 2 1 4 . ▁ ▁The ▁R estig ouch es ▁were ▁by ▁power ed ▁by ▁two ▁English ▁Electric ▁ge ared ▁steam ▁tur b ines , ▁each ▁driving ▁a ▁prop ell or ▁sh aft , ▁using ▁steam ▁provided ▁by ▁two ▁Bab cock ▁& ▁Wil co x ▁bo ilers . ▁They ▁generated ▁ ▁giving ▁the ▁vessels ▁a ▁maximum ▁speed ▁of ▁. ▁ ▁The ▁R estig ouch es ▁were ▁equ ipped ▁with ▁S PS - 1 0 , ▁S PS - 1 2 , ▁S per ry ▁M k ▁ 2 ▁and ▁SP G - 4 8 ▁rad ar ▁along ▁with ▁S Q S - 5 0 1 ▁and ▁S Q S - 5 0 3 ▁son ar . ▁ ▁Arm ament ▁The ▁R estig ouch es ▁diver ged ▁from ▁the ▁St . ▁Laur ents ▁in ▁their ▁weapon ry . ▁The ▁R estig ouch