| Read-only | About SA Application | 
| Description | Returns the most significant bytes of the byte size of the data to be exported. | 
| VB Syntax | value = sa.dft.DataByteSizeHIGH | 
| Variable | (Type) - Description | 
| sa.dft | A SpectrumAnalyzerDFT (object) | 
| value | (Long) Variable to store the returned value. | 
| Return Type | Long | 
| Example | value = sa.dft.DataByteSizeHIGH 'Read | 
| C++ Syntax | HRESULT get_DataByteSizeHIGH(long* val); | 
| Interface | ISpectrumAnalyzerDFT |