Im guessing that it would be number three. But im only 12 years old and i dont know frequencys (cant spell it either!) but im guessin its no.3
---------- Post added at 17:05 ---------- Previous post was at 17:02 ----------
Ive found a forum on frequencies, it might not help:
http://www.dslreports.com/forum/r183...equency-levels
If it dosnt work just look 'modem frequencies' up on google