digi01

maybe I can do some thing for this point.

I think a tube amp must be a sweetness motif in year 2004 -digi

thank you N@Z. yes,I think so.for me it is pleasure job

let me do a concision introduction. Background from MSc in engineering the building automizing system (BAS) and amateur musician.I am 27 years old.from BEIJING CHINA. -digi show some my diy works