Firmware/hardware hacker. Programming and electronics hobbyist, Also loves to experiment with valve amps.
This user joined on 03/04/2014.
My first valve amp project, built using two RCA type 75 triodes and one RCA 42 pentode, the tube sockets I made myself (http://hackaday.com/2013/01/15/3d-printing-vacuum-tube-sockets/)
It still works like a charm a year after I built it.