Scenario - I want to use my mic plug as a "line-in" input that will get mixed with the other audio being output to the speakers. How can this be done on Windows 7 / Vista?
Right-click the volume-control icon in the notification area
Select Recording devices in the context menu
Find your microphone in the list of recording devices
Click Properties and go to the Listen tab
Check the Listen to this device checkbox
Click the volume control icon in the notification area
Click the speaker icon above the slider
In the properties dialog go the the Levels tab
Unmute the Microphone there:
- Go to the Control Panel
- Click Hardware and Sound
- Under Sound click Manage audio devices
- Click Speakers and then Properties
- In the properties dialog go the the Levels tab
- Unmute the Microphone there.