Hi One of the most basic reasons for putting out > +20 dbm is that you had a spec of -195 dbc / Hz for the noise floor :)
Some of these specs *are* a bit mutually exclusive. Bob > On Feb 6, 2017, at 3:19 PM, jimlux <jim...@earthlink.net> wrote: > > We're always looking for low DC power, but quiet (close in), oscillators for > spaceflight applications, particularly as the spacecraft get smaller. > > I was intrigued by the paper Ulrich posted which actually called out a "mW RF > out for mW DC in" as part of their FoM. > > Is there a list somewhere of what sort of DC/RF efficiencies are > possible/typical. In particular, I'm interested in topologies/designs that > put out low powers.. (1 mW or less). There's lots of designs that put out a > convenient +10dBm or +13dBm or 3.3V CMOS square wave or whatever.. but > sometimes, you only need to radiate a few mW (I would think the low power > Bluetooth/Zigbee/802.15xxxx folks have been thinking about this) > > Jim > _______________________________________________ > 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.
