About Sample_min_db
Sample_min_db is an optional analysis export variable available in exported integration analyses.
It reports the minimum included sample value, expressed in dB, in the analysis domain or interval that was analyzed. Supported operand data types include TS, Power dB, and Unspecified dB.
This variable is exported only if it is selected on the Export page of the EV File Properties dialog box.
Note: A minimum value of 0 in the linear domain is reported as -999 dB.