On Tue, Jan 5, 2010 at 5:37 PM, Grant <[email protected]> wrote: > I travel with a USB wifi dongle and one of these directional antennas: > > http://www.newegg.com/Product/Product.aspx?Item=N82E16833164110 > > Lately I've noticed there are some APs that my laptop's internal wifi > connects to perfectly, but the external antenna can't find whatsoever, > even after a lot of directional experimentation. I've tried 2 > different USB dongles with the same result. Has anyone had a similar > experience? I'm baffled because the external antenna is able to make > strong connections to some APs, but it can't even find others that the > laptop's internal card finds and connects to no problem.
A lot of laptops now have wireless antennas in the display, so the internal wifi may be using better antennae than you expect.

