On Jan 19, 9:54*am, Jim K wrote:
do they exist and what are they called please?

I want to link a distant pc without a wireless card to my home network
using network cable connected into a wifi *"repeater"

Don't, use a proper Wifi card or Dongle. Repeaters retransmit on the
same channel, halving the network bandwidth. The Belkin one I tried
never worked at all and I used HomePlug adapters instead.

MBQ