Well, the proper phasing is what focuses the beam. When you have only one knob to turn, you can only optimize for one thing.
Didier KO4BB Michael Baker <[email protected]> wrote: >Time-nutters-- > >Didier Juges asked: > > What does that do to the focussing properties > > of the dish? >------------------------ > >I have seen several descriptions of how the dish >needs to be shaped in order to develop the orbital >time-delayed angular momentum signal and still >achieve an integral focus point. I am not sure that >I can describe it, but as I understand it, the dish >is not just split and bent into a cork-screw, but that >the surface of the dish is also continuously shaped so >as to provide a good focus.... It is just that the >signal striking parts of the dish which are increasingly >displaced along the axis of the bore-sight are time >delayed more or less with respect to other surfaces >of the dish. The only way I can see for this to work is >for the dish surface to deviate from a true parabolic >shape incrementally as each particular area is displaced >closer or further away from the focal point. It is a >little hard to visualize and a lot harder to find the >right words to adequately describe! > >Mike Baker >----------------------- > > > > > > > > > > > > > >_______________________________________________ >time-nuts mailing list -- [email protected] >To unsubscribe, go to >https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >and follow the instructions there. -- Sent from my Motorola Droid Razr phone with K-9 Mail. Please excuse my brevity. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
