[chengsun]

Online radio dedicated to demoscene music: https://www.scenemusic.net/demovibes/

[biofox]

Music recorded entirely from original hardware: http://www.kohina.com/

[babuskov]

That's great, thanks.

I was really surprized when I copy/pasted one of the links into AmaroK and it just started playing :)

[raphman]

also: http://www.slayradio.org/ (C64/Amiga chiptunes)

[brokenparser]

don't forget Kohina: http://kohina.net/