<ARTICLE> 5 <LEGEND> This Schedule contains summary information extracted from the financial statements of TSI TelSys Corporation and is qualified in its entirety by reference to such financial statements. </LEGEND> <PERIOD-TYPE> YEAR 9-MOS <FISCAL-YEAR-END> DEC-31-1997 OCT-02-1998 <PERIOD-END> DEC-31-1997 OCT-02-1998 <CASH> 2,124,734 1,416,400 <SECURITIES> 0 0 <RECEIVABLES> 1,236,445 2,397,786 <ALLOWANCES> 0 0 <INVENTORY> 549,964 619,228 <CURRENT-ASSETS> 4,069,001 4,580,184 <PP&E> 1,327,291 1,075,607 <DEPRECIATION> 0 0 <TOTAL-ASSETS> 5,863,392 5,962,702 <CURRENT-LIABILITIES> 5,573,356 7,868,031 <BONDS> 0 0 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 0 0 <COMMON> 16,509,995 16,509,995 <OTHER-SE> 0 0 <TOTAL-LIABILITY-AND-EQUITY> 5,863,392 5,962,702 <SALES> 4,215,940 7,210,262 <TOTAL-REVENUES> 4,215,940 7,210,262 <CGS> 3,711,580 4,910,917 <TOTAL-COSTS> 3,711,580 4,910,917 <OTHER-EXPENSES> 7,064,054 4,299,373 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> 0 0 <INCOME-PRETAX> 0 0 <INCOME-TAX> 0 0 <INCOME-CONTINUING> (6,546,167) (2,184,710) <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> (6,546,167) (2,184,710) <EPS-PRIMARY> (.69) (.22) <EPS-DILUTED> (.69) (.22)