<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENT OF OPERATIONS, AS RESTATED, FOUND ON PAGES 2 AND 3 OF THE COMPANY'S FORM 10-Q FOR THE YEAR TO DATE SEPTEMBER 30, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> SEP-30-1997 <CASH> 688 <SECURITIES> 0 <RECEIVABLES> 3,929 <ALLOWANCES> 0 <INVENTORY> 429 <CURRENT-ASSETS> 7,433 <PP&E> 7,741 <DEPRECIATION> 5,522 <TOTAL-ASSETS> 17,110 <CURRENT-LIABILITIES> 6,526 <BONDS> 0 <PREFERRED-MANDATORY> 2,682 <PREFERRED> 0 <COMMON> 61,679 <OTHER-SE> (57,117) <TOTAL-LIABILITY-AND-EQUITY> 17,110 <SALES> 13,780 <TOTAL-REVENUES> 13,780 <CGS> 7,042 <TOTAL-COSTS> 7,042 <OTHER-EXPENSES> 3,041 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (268) <INCOME-PRETAX> (5,394) <INCOME-TAX> 0 <INCOME-CONTINUING> (5,394) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (5,394) <EPS-PRIMARY> (.57) <EPS-DILUTED> (.57)