<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS OF PROTOSOURCE CORPORATION FOR THE NINE MONTHS
ENDED SEPTEMBER 30, 2000.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 240,783
<SECURITIES> 0
<RECEIVABLES> 200,164
<ALLOWANCES> 21,693
<INVENTORY> 0
<CURRENT-ASSETS> 860,429
<PP&E> 1,894,302
<DEPRECIATION> 969,977
<TOTAL-ASSETS> 12,795,229
<CURRENT-LIABILITIES> 2,481,751
<BONDS> 163,050
0
0
<COMMON> 20,993,125
<OTHER-SE> (10,842,697)
<TOTAL-LIABILITY-AND-EQUITY> 12,795,229
<SALES> 0
<TOTAL-REVENUES> 1,187,820
<CGS> 0
<TOTAL-COSTS> 3,349,972
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 882,546
<INCOME-PRETAX> (3,005,968)
<INCOME-TAX> 1,279
<INCOME-CONTINUING> 0
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (3,007,247)
<EPS-BASIC> (1.34)
<EPS-DILUTED> (1.34)
</TABLE>