1)   Auto Volume Control 2.1
Solves the volume control problems for TVs, radio stations, CDs and Public Address systems. Now use your PC as a volume control device which stays between the audio input source (microphone) & the audio output source (speaker).

 2)   Sound Volume ActiveX OCX SDK 2.25
SoundVolume is tiny control sound volume ActiveX control that support control Master Volume, Wave, CD Audio, Line In, Microphone, Phone Line, PC Speaker, SW Synth volume.

 3)   Voice Tracker 1.3
Audio recording tool - personal digital dictaphone, with built-in voice level detection and ability to avoid silences.