Is your voice too soft to hear after recording something through your microphone when using VoiceThread or other programs?
Try boosting the level of your microphone and see if this helps. Many people find it quickest and easiest to use the small sound icon in the menu at the bottom of the screen when using Windows 7, although others prefer to go straight to the Control Panel to the Sounds area. The microphone boost feature is still in the Control Panel in Windows 8 too.
Here are the steps to follow when using the sound icon in Windows 7:
I recorded two sounds to test the difference with everything exactly the same, except for the microphone boost. You can listen to the difference below.
This is at +12.0 dB
This is at +24.0 dB