Ultra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 MHz and 3 GHz, also known as the decimetre band as the wavelengths range from one meter to one decimetre.ltra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 MHz and 3 GHz, also known as the decimetre band as the wavelengths range from one meter to one decimetre.
The San Diego Unified Port District was created in 1962 after the California State legislature passed Senate Bill 41 and the San Diego County Board of Supervisors certified it. The citizens, in 1964, approved a $10.9 million bond for capital improvements.
The Otay Mesa Port of Entry is one of two border crossings within the city of San Diego, the other being the San Ysidro Port of Entry six miles to the west. Trucks are generally instructed to use the border crossing in Otay Mesa instead of the San Ysidro one.Otay Mesa also houses an immigration detention center.he Otay Mesa Port of Entry is one of two border crossings within the city of San Diego, the other being the San Ysidro Port of Entry six miles to the west. Trucks are generally instructed to use the border crossing in Otay Mesa instead of the San Ysidro one.