This application is a simple utility to show sound dB levels in real-time as a spectrum and overall SPL value in A or C weightings.

Visually see certain frequencies in real-time.
Can be used as a dB meter. Allows mic calibrations to be imported (Hz, dB).

It also supports logging various standards to a text file (AvgA, PkFastA, PkSlowA, LAeq1, LAeq10, LAeq15, AvgC, PkFastC, PkSlowC, LCeq1, LCeq10, LCeq15, NIOSH%, OSHA%)