“What is the round cylinder device on the power lead, near the connection to the camera?”

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• Hello, This is the ferrite core and is used to reduce any electronic interference. We recommended having this on the cable around 10cm from the camera, however this can be easily moved.

  Answered by Nextbase 3 years ago

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• That is an EMF< (Electromagnetic Field), choke. It helps eliminate noise in the video caused by the power line.

  Answered by ptdusn 3 years ago

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