At 01:01 PM 3/25/2010, you wrote: >That seems a bit theoretical to me. If you have a mode that is very wide but >gets its information across in short bursts, it could be said to be very >efficient, but in practise it is efficient only if others are able to make use >of the gaps between transmissions. If that mode needs that frequency to itself >and cannot exist with other modes then it really makes no difference if it >transmits on a 100% duty cycle or a 1% duty cycle it is preventing users of >another mode from using the same spectrum.
Just * how many * modes would like to put on one frequency at a time? If the frequency is in use then find another.