[X4U] Re: audio line-in & microphone

[Sean Collins]

If you're handy w/a soldering iron, you can build a universal 
microphone adapter to work around the power requirement.  Cheap and 
effective:

http://www.xlr8yourmac.com/audio/plaintalk_mic_conversion/plaintalk_mic_conversion.html

This is essentially what Griffin used to sell as the "NE Mic" adapter for $20.

http://www.griffintechnology.com/archive/audio/mic_main.html

Sean