walkman666
500+ Head-Fier
I thought this might be of interest, even tho I don't believe there's mention of using the altoids mint case for a headphone amp (oh well):
http://www.nytimes.com/2005/02/03/te...ts/03tinn.html
http://www.nytimes.com/2005/02/03/te...ts/03tinn.html