Exhibit 11.1 WIRELESS TELECOM GROUP, INC. COMPUTATION OF PER SHARE EARNINGS For the year ended December 31, 1997 ---------------------------------------------- Per Share Income Shares Amount ------ ------ --------- Net income from operations $7,944,873 ========== BASIC EPS Income available to common shareholders 7,944,873 17,438,834 $.46 ==== EFFECT OF DILUTIVE SECURITIES Stock options -- 347,048 ---------- ---------- DILUTED EPS Income available to common shareholders plus assumed conversions $7,944,873 17,785,882 $.45 ========== ========== ==== For the year ended December 31, 1996 ---------------------------------------------- Per Share Income Shares Amount ------ ------ --------- Net income from operations $7,450,457 ========== BASIC EPS Income available to common shareholders 7,450,457 17,334,750 $.43 ==== EFFECT OF DILUTIVE SECURITIES Stock options -- 400,257 ---------- ---------- DILUTED EPS Income available to common shareholders plus assumed conversions $7,450,457 17,735,007 $.42 ========== ========== ==== For the year ended December 31, 1995 ---------------------------------------------- Per Share Income Shares Amount ------ ------ --------- Net income from operations $5,050,708 ========== BASIC EPS Income available to common shareholders 5,050,708 17,101,928 $.30 ==== EFFECT OF DILUTIVE SECURITIES Stock options -- 408,610 ---------- ---------- DILUTED EPS Income available to common shareholders plus assumed conversions $5,050,708 17,510,538 $.29 ========== ========== ==== -19-