1 GHz? - 1 GHz panels - Generally used for Cable or Antenna feeds
2.5 GHz panels - Generally used for Digital Cable/Satellite feeds
3 GHz panels - Generally used for Digital Cable/Satellite and High Speed Data Feeds

2 What does Isolated mean? - Each connector has a non-conductive mounting washer added during install. This provides insulation from the panel and other connectors to reduce ground loop concerns.

3 Type of Patch Panel? - Bulkhead patch panels will have F on the front and F on the rear.