RSS-252, issue 2, Intelligent Transportation Systems’(ITS) On-Board Units (OBUs) in the 5895-5925 MHz Band, replaces RSS-252, issue 1, Intelligent Transportation Systems – Dedicated Short Range Communications (DSRC) - On Board Unit (OBU) in the 5895-5925 MHz band. The main changes are listed below: 1. removed all sections from issue 1 2. added sections 1-5 to establish the technical parameters f..