No pronblem HB
Its easy to get caught out when channels start changing frequency.
If you arent sure put the channel name into the KingofSat search, and click on the little + just to the right of the date in the final column. It gives you a change of parameters history - so for CMC:
_http://en.kingofsat.net/channelhistory.php?ch=3329
Its not fool proof - the current entry for MBC Maghreb isnt right at the moment - but its a useful tool.
If you could occasionally pick up some of the new channels that appears on Amos, Nilesat, and the other ones really weak in western Europe as well, that would be excellent.