Below 0,5 meter Radius of 2,5 meter WARNING ! This warning applies only to SMART DGPS WAAS receiver GPH 00/10 series Radar Antenna Above 0,5 meter OK Radar Antenna Below 0,5 meter Above 0,5 meter Radius of 2,5 meter This warning applies only to SMART DGPS WAAS receiver GPH 00/10 series Radius of 2,5 meter Viewed from the side DO NOT! mount your GPS antenna with in this area OK Radius of 2,5 meter Viewed from the side DO NOT! mount your GPS antenna with in this area WARNING ! OK OK