Preston,

Yes, and also to those you would find on an external monitor cable as well.

Russ Poffenberger
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At 02:44 PM 5/22/2007, Betti Ann and Preston Smith wrote:
>Russ,
>
>Than ks for your reply.  Would this also apply to the 'cylinders' on the 
>DC power feed to the laptop?
>
>Preston
>
>Russ Poffenberger said the following on 22/05/2007 11:57 AM:
>>Preston,
>>This sounds like a ferrite core or bead. These are used to suppress RF 
>>(Radio Frequency) signal interference that might be present on the wires. 
>>Without these beads, the signals would travel down the length of the wire 
>>and possibly emit radio interference along the path of the wire.
>>These ferrite beads are usually made of powdered iron that has been 
>>pressed together into the desired shape.

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