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Broad band satellite communication makes high demands on linear low phase noise signals. One example is HDTV. For this application converters are required (e.g. from 30 GHz to 20 GHz), which themselves require very low phase noise programmable synthesizers (LO). Most satellite companies today derive their 10 GHz LOs from multiplying a 100 MHz crystal oscillator again and again. Due to the arising...
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