Thanks to Shannon for another fun and inexpensive project. This one features Elna Silmic II electrolytics, Koa Speers resistors, a Noble potentiometer, Cardas wiring, and Russian silver mica caps. Makes my Sennheisers sound great!! :D
You'll find some more details here: http://www.diyaudioblog.com/2014/04/diytube-budgie-se-3w-single-ended.html