EXHIBIT 11 DEL GLOBAL TECHNOLOGIES CORP. AND SUBSIDIARIES COMPUTATION OF EARNINGS PER COMMON SHARE NINE MONTHS ENDED APRIL 29, 2000 Per Share Net Income Shares Amount ---------- ------ ------ Basic Earnings Per Share: Income available to common shareholders $5,217,993 7,807,739 $ .67 ---------- --------- ======= Effect of Dilutive Securities: Warrants -- 12,141 Options -- 350,672 ---------- ---------- Diluted Earnings Per Share $5,217,993 8,170,552 $ .64 ========== ========= ======= -15-