EXHIBIT 11 DEL GLOBAL TECHNOLOGIES CORP. AND SUBSIDIARIES COMPUTATION OF EARNINGS PER COMMON SHARE THREE MONTHS ENDED OCTOBER 31, 1998 Per Share Net Income Shares Amount ---------- --------- --------- Basic Earnings Per Share: Income available to common shareholders $1,429,087 7,648,413 $ .19 ---------- --------- ===== Effect of Dilutive Securities: Warrants 12,473 Options 481,671 ---------- --------- Diluted Earnings Per Share $1,429,087 8,142,557 $ .18 ========== ========= =====