Transcription of Electromagnetic Interference (EMI)
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IBEX 2011 Speakers:David Gratton- Martek-Palm Beach, FLJohnny Lindstrom- Westport Shipyard, WAElectromagnetic Interference (EMI)Property of the NMEA. Shall not be copied or Overview EMI Troubleshooting EMI Prevention with Proper Cabling & Terminations Lightning Protection Corrosion GroundingProperty of the NMEA. Shall not be copied or Interference Unwanted Periodic signal /Energy One person s signal is another person s EMI. Interrupts, Obstructs, Degrades, or Limits Equipment PerformanceProperty of the NMEA. Shall not be copied or Interference Radiated Emissions RF Energy That Reaches Susceptible Equipment via Broadcast Conducted Emissions RF Energy That Reaches Susceptible Equipment via Common ConnectionsProperty of the NMEA.
Signal Loss Calculations Total Loss = Cable Loss + Connector Losses Cable Loss = Loss in dB per 100 ft. (Depends on Type) x Cable Length / 100 Connector Loss = Number of Connectors x 0.5 dB Property of the NMEA. Shall not be copied or re-distributed.
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