I would say Charles that 802.11n beta gear is exactly what the name says it is.

We WERE Meru dealers they brought a small university to is in Nebraska that was interested, but financially what they were asking us to do the job for just so they had a "feather" in their cap was simply not a doable thing, interestingly enough it was supposed to be the "first" one.

In any event, it ended up getting installed by an electrician. It may be possible you are in the same situation. Someone who really doesn't know what they are doing and when that happens in the RF industry, well, things typically go down hill from there.