In the Bass Guitar side, we have a Hot Deals topic. I didn't see one in the DB side. Mods, if this should be moved, please feel free to do so.
I saw this listed in the Guitar Center used section and thought to share it with you. Admittedly, I know little about the double-bass (reputable brands, etc.) Maybe someday, but we'll see. Anyway, here's the item I spotted...
You can find it searching here: http://used.guitarcenter.com/usedgear/index.cfm
USED HERMANN BEYER E230 3/4 UPRIGHT BASS
Guitar Center Columbus
Columbus, OH 43229