EoP Adapters - North America

For Linn DS users in North America (I'm from Canada), what Ethernet over Power (EoP) adapters have you had success with?

I did a quick search on the Net and came across two possible kits:

D-Link DHP-301 Kit:
http://www.dlink.ca/products/?sec=1&pid=533

Netgear HDXB101 Kit:
http://www.netgear.com/Products/Powerlin...XB101.aspx

Linn Support recommends EoP adapters with the Intellon INT6300 / INT6400 chipset however; none of these manufacturers mention the chipset on their web sites.

I'm looking at implementing the following setup but instead of a WAP, my router is a wireless router:
http://docs.linn.co.uk/wiki/index.php/Image:Step6.png