Got this, and it's a snap to install and power up...No problems with reception.
http://cgi.ebay.com/ebaymotors/HARLEY-TOURING-HOGTENNA-AMPLIFIED-HIDDEN-ANTENNA-BT87-/140400904311?pt=Motorcycles_Parts_Accessories&hash=item20b08bc877
http://cgi.ebay.com/ebaymotors/HARLEY-TOURING-HOGTENNA-AMPLIFIED-HIDDEN-ANTENNA-BT87-/140400904311?pt=Motorcycles_Parts_Accessories&hash=item20b08bc877