Hi In a receive only application, match at either end of the cable is rarely high on the list. You can sweep the input of a lot of classic receivers and find some interesting VSWR plots.
Bob On Jan 24, 2013, at 12:51 AM, Jim Lux <jim...@earthlink.net> wrote: > On 1/23/13 9:45 PM, li...@lazygranch.com wrote: >> I doubt the impedance would be designed so nobody gets a right match. >> Anyway, the geometric mean, which is how you would do such a compromise is >> 61.24 ohms. >> >> > > I suspect that it's more like.. the mfr builds a prototype that has the right > pattern, and tweaks it so that it meets the VSWR spec everywhere. They build > the production prototype, paint it, check the VSWR again, and move on. > > Even for precision applications, they're more interested in things like phase > center not moving too much as a function of look angle than match. > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
