It seems that Google sell some Radio device (Hardware+software) for Radio broadcasting.

http://www.google.com/radioautomation/images/home_screen.jpg

It can use widget to manage play list and other radio specific things...

http://www.google.com/radioautomation/index.html

Article in French available here : http://www.zorgloob.com/2008/05/google-peut-vous-vendre-un-serveur-pour.asp

A picture of the radio server (green) and RAID 5 server (red)

http://www.google.com/radioautomation/images/greenmachine_lg.jpg

http://www.google.com/radioautomation/images/raid_sm.jpg

Still investigating about this server : here is a video to show you the interface of the server. it's java based an support multiple OS.

http://www.youtube.com/watch?v=Hk_K-8F_H4U

The Radio Automation page isn't new, although it appears to have been updated recently.

It was previously mentioned here:
http://blogoscoped.com/forum/122631.html
and there was another thread about it a long time before that one but I can't find it right now.

Here's an older version of the page:
http://web.archive.org/web/20070516065025/http://www.google.com/radioautomation/