[Freedom2specul8]

http://www.freerepublic.com/focus/news/773504/posts

RICHMOND, Virginia (CNN) -- Investigators believe the sniper who has terrorized the greater Washington area called authorities Monday morning using a voice-disguising device, a source close to the investigation told CNN.

[Sacajaweau]

I would guess not too many folks buy those machines. Either he walked in a store a couple months ago or got it off the web.

Is their a real name for these machines??

Sac