The newest Sprint HTC Hero maintenance update from 11/19/10 also added a new radio baseband update. The version number is 2.42.02.10.29.
UPDATED 11/26/10: xda-developers - View Single Post - [ROM] NFX-Sprint.STOCK.2.32.651.2.ODEX.A2SD Updated:11/23/2010
UPDATED 11/26/10: xda-developers - View Single Post - [ROM] NFX-Sprint.STOCK.2.32.651.2.ODEX.A2SD Updated:11/23/2010