<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                           3,754
<SECURITIES>                                         0
<RECEIVABLES>                                   12,352
<ALLOWANCES>                                     (497)
<INVENTORY>                                      5,173
<CURRENT-ASSETS>                                46,690
<PP&E>                                          24,979
<DEPRECIATION>                                (20,351)
<TOTAL-ASSETS>                                  52,052
<CURRENT-LIABILITIES>                           24,532
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                      6,098
<COMMON>                                        99,779
<OTHER-SE>                                    (78,393)
<TOTAL-LIABILITY-AND-EQUITY>                    52,052
<SALES>                                         20,208
<TOTAL-REVENUES>                                20,208
<CGS>                                           18,659
<TOTAL-COSTS>                                   46,058
<OTHER-EXPENSES>                                 (393)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                               (26,243)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                           (26,243)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                  (28,146)<F1>
<EPS-PRIMARY>                                   (1.64)
<EPS-DILUTED>                                   (1.64)
<FN>
<F1>DEEMED DIVIDENDS ON PREFERRED STOCK = (1,903)
</FN>