http://gmcatalog.kratosepd.com/index.cfm?act=prodsforgroup&grp=45 http://ams.aeroflex.com/ASCS/micro-ASCS-prods-synthesizers.cfm are the relevant webpages Bruce
> On October 7, 2014 at 11:06 PM "br...@ko4bb.com" <br...@ko4bb.com> wrote: > > > Kratos (www.kratosepd.com) do fast switching synthesiser subsystems that can > be locked to a reference.. > Aeroflex (www.aeroflex.com/ASCS) do 250ns settling time synthesisers. > > Bruce > > > On October 7, 2014 at 7:52 PM Jim Lux <jim...@earthlink.net> wrote: > > > > > > On 10/7/14, 1:19 PM, Don Latham wrote: > > > I have two "versions" of the ADF4351 dds. One is the AD eval board, and > > > the > > > other the TPI synthesizer > > > (http://www.rf-consultant.com/calibrated-signal-generator/) at $280 that > > > might > > > do the job. The latter device performs well. It will be as good as the > > > 4351, > > > I > > > think. It has a programmable attenuator. A good price. Requires a Healthy! > > > USB port. > > > Don > > > > > > > How fast does it settle? (it's a VCO-PLL, so the loop filter is > > probably the rate limiting step) > > > > How well can you synchronize the changes. > > > > USB is no problem. > > > > > > > > _______________________________________________ > > 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. _______________________________________________ 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.