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Drake 2B Receiver 2015.01.03해당카페글 미리보기
in audio distortion as the modulation percentage increases. This is due to the detector's inability to cleanly demodulate the higher amplitude levels. Did not have a chance to investigate why the distortion numbers were significantly...
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[㈜오우션테크놀러지] Field Sales Engineer(기술영업) 채용공고 (~12/1) 2006.11.23해당카페글 미리보기
single chip that supports both ATSC terrestrial and digital cable broadcast environment. The LGDT3303 enables to demodulate, equalize, and correct signals of ATSC compliant 8/16 VSB and ITU-T J.83 Annex B,C compliant 64/256 QAM. [ 회사...
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Quadrature detector 2006.04.11해당카페글 미리보기
In an FM signal, the modulation is the deviation of a carrier from its nominal frequency. The conventional method to demodulate this signal is to convert frequency deviation to phase and detect the change of phase. In the quadrature...
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Using Mixers in Radio Communications 2006.03.20해당카페글 미리보기
voltage from reaching the audio amplifier which follows the detector. In figure 2, a product detector is used to demodulate a SSB signal. The lowpass filter that follows the mixer passes only the down conversion, or difference, frequency...
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AIS 2017.03.16해당카페글 미리보기
may be viewed via a computer using one of several computer applications such as ShipPlotter and Gnuais. These demodulate the signal from a modified marine VHF radiotelephone tuned to the AIS frequencies and convert into a digital format...
