Mount Dandenong Spectrograms 
Friday, June 10, 2016, 10:28 AM
Posted by Administrator
Using an RTL-SDR dongle and the RTLSDR Scanner python code I am able to generate Frequency Spectrograms.

Here is a spectrogram of the 70 cm amateur radio band. The VK3RTV repeater on Mount Dandenong may be seen on the right hand side centered at 446.5 MHz.



Here is a spectrogram of the FM radio band from my TV antenna pointing towards Mount Dandenong.



Here is a spectrogram of the VHF Digital TV band from Mount Dandenong. Shown are the 7MHz wide transmissions of the Seven, SBS, Nine, Ten and ABC services. Also shown are the 3 DAB+ radio transmissions too. The gap between Nine and DAB+ is the former analog service. The gap between DAB+ and TEN is the former analog service.



For further details about my Amateur Radio interests see my web site at http://vk3nro.com/

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