i know you said you have re-imaged multiple times, but have you used the same image file each time? Maybe thats the issue. Try re-downloading the file and go from there if you havnt already.
Spot on
Yes please try this out.
Regarding HUBs we suggest to use the most powerful you can get, the 20 port versions we have on our site for the Atlantis is one we get made to order here in Shenzhen
uses 90W power
I am sure there was a stability increase when we started using these.
I'm sure someone is selling these on ebay.