DTMF Tone Decoder is a simple audio spectrum analyzer. You can visualize the amplitudes of various frequencies captured by the microphone in your computer. This can be used to analyze the quality of amplifiers, equalizers, etc. that you have bought. It has features such as peak frequency display, spectrum hold and freeze, etc.
This tool can decode DVDs to VCD, SVCD, MPEG-1, MPEG-2, MPEG-4 formats.
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