<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from the registrant's financial statements as of and for the period ended July 31, 1999 and is qualified in its entirety by reference to such financial statements. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> APR-30-2000 <PERIOD-START> MAY-01-1999 <PERIOD-END> JUL-31-1999 <CASH> 1,665 <SECURITIES> 0 <RECEIVABLES> 9,446 <ALLOWANCES> 446 <INVENTORY> 1,094 <CURRENT-ASSETS> 12,684 <PP&E> 11,104 <DEPRECIATION> 9,027 <TOTAL-ASSETS> 20,145 <CURRENT-LIABILITIES> 10,989 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 2,079 <OTHER-SE> 6,882 <TOTAL-LIABILITY-AND-EQUITY> 20,145 <SALES> 4,622 <TOTAL-REVENUES> 9,044 <CGS> 900 <TOTAL-COSTS> 4,032 <OTHER-EXPENSES> 3,892 <LOSS-PROVISION> 53 <INTEREST-EXPENSE> 26 <INCOME-PRETAX> 196 <INCOME-TAX> 78 <INCOME-CONTINUING> 118 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 118 <EPS-BASIC> 0.03 <EPS-DILUTED> 0.03