If you are able to receive a signal from Atlantic birds, in very rare occasions you may need a lower band (below 11.7 GHz) of your Universal LNB, so you should be fine with a "Standard" LNB too. IF you want to connect a second receiver and watch it independently, you may want a "dual" LNB. If you want to have both linear and circular LNBs, you may attach one to another and put them through
DiseqC switch, or you can buy
Invacom LNB that does both