At 12:55 PM 6/2/2006, Jim Brown wrote:
>On Fri, 2 Jun 2006 08:49:33 -0700, StellarCAT wrote:
>
> >I have a wireless router/network system in the house and it is
> >TERRIBLE for noise on the bands. Birdies all over the place.
>
>Don't be so quick to blame the wireless component of the system for
>this noise. Simple Ethernet hubs, switches, and access points
>(within PC's) are well known sources of exactly the kind of trash
>you are hearing.
or, more specifically, the switching power supplies for these devices can
be quite noisy. And it's not by any means consistent from unit to unit. I
have 5 D-link 5 port switch/hubs, bought at the same time, and the power
supplies have different radiated noise levels.
> Most of it is radiated by the Ethernet cable(s) and
>power cable. Some of it is radiated directly from the unshielded
>enclosure of the box.
Jim W6RMK
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