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.
Map of San Diego Bay published in 1923 by the 11th Naval District. San Diego Bay is a natural harbor and deepwater port located in San Diego County, California near the U.S.âMexico border.