<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> NOV-30-1998 <PERIOD-END> MAY-31-1998 <CASH> 2,119,000 <SECURITIES> 6,619,000 <RECEIVABLES> 2,563,000 <ALLOWANCES> 163,000 <INVENTORY> 311,000 <CURRENT-ASSETS> 12,107,000 <PP&E> 1,435,000 <DEPRECIATION> 836,000 <TOTAL-ASSETS> 17,111,000 <CURRENT-LIABILITIES> 1,532,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 47,000 <OTHER-SE> 15,454,000 <TOTAL-LIABILITY-AND-EQUITY> 17,111,000 <SALES> 2,074,000 <TOTAL-REVENUES> 4,935,000 <CGS> 1,630,000 <TOTAL-COSTS> 3,435,000 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 1,500,000 <INCOME-TAX> 555,000 <INCOME-CONTINUING> 945,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 945,000 <EPS-PRIMARY> .20 <EPS-DILUTED> .20