Crazy as this is I suspect I have the same article and though it may be very useful on the costas loop I did not want to get tangled in a second loop if I could avoid it. Like you Perry the math gets touchy. But the circuit actually really get tricky. Regards Paul.
On Tue, Jul 2, 2013 at 12:10 PM, Bob Camp <[email protected]> wrote: > Hi > > The "dual speed loop" stuff generally was focused on cell phone > synthesizers. It's generally a little more complex for a gizmo where you > want both settings to be pretty slow / very accurate. > > Bob > > On Jul 2, 2013, at 10:27 AM, Perry Sandeen <[email protected]> wrote: > > > List, > > > > In sorting through my mountain of old papers preparing for our moving, I > cam across an article that I had saved from Electronics magazines > "Engineer's notebook" in 1975. > > > > The article was titled "Dual-bandwidth loop speeds phase lock" > > > > I OCR'd it and re-drew the illustrations and schematic. I would be glad > to email a copy to anyone who would like it. > > > > The schematic doesn't show values and I don't have the skills needed to > determine the values. So if someone can calculate them I would appreciate > getting them and I will add them to the schematic. > > > > Regards, > > > > Perrier > > _______________________________________________ > > 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. > > _______________________________________________ > 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. > _______________________________________________ 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.
