吃喝玩乐尽在澳游网

Aviation Frequencies 航空频率
Essendon Airport
119.800 Automatic Terminal Information Service
121.900 Essendon Ground
125.100 Essendon Tower
129.900 Airport Refuelling Service

Melbourne Airport
118.900 Melbourne Departures
120.500 Melbourne Tower
121.700 Melbourne Ground
132.000 Melbourne Approach
129.400 Melbourne Departures
132.700 Automatic Terminal Information Service

Moorabbin Airport
118.100 Moorabbin Tower (East)
119.900 Moorabbin Ground
120.900 Automatic Terminal Information Service
123.000 Moorabbin Tower (West)
135.700 Melbourne Radar

阅读全文…

烧包 ambulance, aviation, cfa, frequency, melbourne, mfb, police, radio, 墨尔本, 救护, 无线电, 火警, 航空, 频率

无线电波是频率介于75千赫和约10吉赫之间的电磁波，也译作射频(radio frequency, RF )电波，或简称射频、射电。

无线电技术将声音讯号或其他信号经过转换，利用无线电波传播。

射频技术也用在核磁共振及磁振造影上；射频线圈是其研究课题之一。

无线电波的来源也可能是自然的，比如射电天文学就是研究来自外空的无线电波的一门科学。

  阅读全文…

烧包 frequency, ham, radio, spectrum, 无线电, 火腿