1. THE METHOD OF MANUFACTURING A HIGH STRENGTH ALUMINUM ALLOY FOR ELECTRIC CONDUCTORS COMPRISING THE STEPS OF PRODUCING A HEATED ALLOY WHICH COMPRISES 0.2 TO 1.2 WT.-PERCENT MAGNESIUM, 0.1 TO 0.9 WT.-PERCENT SILICON, 0.0005 TO 0.4 WT.-PERCENT BERYLLIUM AND THE BALANCE ESSENTIALLY ALUMINUM; COLD WORKING THE PRODUCED ALLOY WITHAPPROXIMATELY 10 TO 30% REDUCTION IN AREA AFTER QUENCHING THE HEATED ALLOY FROM IN THE RANGE OF ABOUT TO 550* C.; THEN AGING THE ALLOY AT ABOUT 150* C. TO 200* C.; AND THEN COLD WORKING THE ALLOY.