I have several stations 400 feet from the server.  I ran cat 5 to a hub near
them and there does not appear to be any loss even at this distance.
I think you will be fine with your distance.
Ron


>I am building a peer to peer network at work and up to this point have been
>using Cat 5 UTP cable. I need to tie in another user on the floor above our
>main office which involves running a cable about 130ft. My choice of cable
>routes is pretty limited because of the way the building is constructed and
>the location of this office. The route I am planning to follow involves
>running the network cable in a boxed in enclosure housing 5 electrical
>conduits carrying 120v household circuits. After about 40ft of this I will
>be able to follow another route away from conduit. If I use Cat 5 UTP can I
>expect to experience  signal problems on this leg of the network as a
>result of close proximity to the electrical conduits? Should I be using STP
>cable? If so, is it possible to use RJ45 connectors as this is all my hub
>has. I read somewhere that when using shielded cable you needed to use IBM
>connectors(whatever they are) which would terminate at both ends otherwise
>shielding would have no effect?????? Would appreciate any advice based on
>your experience.