Re: [time-nuts] Linear or quadractic fit algorithms for small microcontrollers?

2018-12-26 Thread Dr. Ulrich L. Rohde via time-nuts
Pade fit is one of the better tools Sent from my iPhone > On Dec 26, 2018, at 10:53 AM, Tim Shoppa wrote: > > I know we discussed this many years ago, probably in context of the HP > Smartclock patent, but I've forgotten all the details. > > Say I have a circular buffer of up to several dozen

Re: [time-nuts] Modern signal generators

2018-12-12 Thread Dr. Ulrich L. Rohde via time-nuts
> the heart of its synthesizer. Yet another “way to go” if building a quick and > simple signal source. > > === > > No argument at all about other parts of the radio having their limits. PA > performance certainly is one > of those areas. > > Bob > >> O

Re: [time-nuts] Noise in linear and non-linear circuits and systems

2018-12-10 Thread Dr. Ulrich L. Rohde via time-nuts
blisher. > > Rick > >> On 12/10/2018 6:59 AM, Dr. Ulrich L. Rohde via time-nuts wrote: >> This was a lecture I gave at the John Hopkins University many years ago, why >> should I charge for this ? >> Have fun with it, Ulrich >> Sent from my iPhone >>>

Re: [time-nuts] Noise in linear and non-linear circuits and systems

2018-12-10 Thread Dr. Ulrich L. Rohde via time-nuts
This was a lecture I gave at the John Hopkins University many years ago, why should I charge for this ? Have fun with it, Ulrich Sent from my iPhone > On Dec 10, 2018, at 9:47 AM, Richard (Rick) Karlquist > wrote: > > Wow, this is a gold mine! Thanks for posting > it here for free. I'm

Re: [time-nuts] Fw: [Ann] 2019 European Frequency and Time Seminar, Besancon, France, July 1-5

2018-11-14 Thread Dr. Ulrich L. Rohde via time-nuts
Enrico is a good man, we are working together on an update to my synthesizer book,planed for next year. Ulrich Sent from my iPhone > On Nov 14, 2018, at 7:02 AM, Attila Kinali wrote: > > Moin, > > I just reived the following annoucement by Enrico Rubiola. > > TL;DR: EFTS is a one week

Re: [time-nuts] RF Isolation Amplifier ...

2018-10-14 Thread Dr. Ulrich L. Rohde via time-nuts
Well said Sent from my iPhone > On Oct 14, 2018, at 4:14 PM, Gerhard Hoffmann wrote: > > > >> Am 14.10.2018 um 18:47 schrieb Dana Whitlow: >> Corby, >> >> Now that I learn that the BFT66 is a "wild one", I'd remark that stability >> is >> indeed the likely issue. I was puzzled by the

Re: [time-nuts] RF Isolation Amplifier ...

2018-10-14 Thread Dr. Ulrich L. Rohde via time-nuts
1:20 AM, Dr. Ulrich L. Rohde via time-nuts wrote: >> Actually the BFT is out of production since quite a while there are more >> stable and higher Ft devices on the market. >> 73 de N1UL > > How is a higher Ft device more stable? Those attributes > would seem to be mu

Re: [time-nuts] Programmable clock for BFO use....noise

2018-09-15 Thread Dr. Ulrich L. Rohde via time-nuts
Good points, Ulrich Rohde Sent from my iPhone > On Sep 15, 2018, at 6:26 AM, Attila Kinali wrote: > > On Fri, 14 Sep 2018 21:42:05 + > Bryan _ wrote: > >> I would be interested in hearing more of the more suitable classes of >> logic chips. I have a 20Mhz rubidium that I wanted to

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
ell+1-304-790-9192 > Jamaica cell: +1-876-456-8898 > > > > -Original Message- > From: time-nuts [mailto:time-nuts-boun...@lists.febo.com] On Behalf Of Dr. > Ulrich L. Rohde via time-nuts > Sent: Saturday, July 07, 2018 5:47 PM > To: Discuss

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
es: > Home: +1-304-289-6057 > US cell+1-304-790-9192 > Jamaica cell: +1-876-456-8898 > > > > -Original Message----- > From: time-nuts [mailto:time-nuts-boun...@lists.febo.com] On Behalf Of Dr. > Ulrich L. Rohde vi

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
Sorry did not get anything, Grundig old radio Sent from my iPhone > On Jul 7, 2018, at 5:40 PM, Jim Harman wrote: > > Can listen with Grundig portable 7175 Fairfield CT > > On Sat, Jul 7, 2018, 5:28 PM Dr. Ulrich L. Rohde via time-nuts < > time-nuts@lists.febo.com> w

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
Did not get a contact even with the big station , thanks for trying. Ulrich Sent from my iPhone > On Jul 7, 2018, at 5:34 PM, Dr. Ulrich L. Rohde via time-nuts > wrote: > > Heard a faint signal...and my call sign, thanks > > Sent from my iPhone > >> On Jul 7, 2

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
Maybe to close , 5346 ? Sent from my iPhone > On Jul 7, 2018, at 5:29 PM, Dr. Ulrich L. Rohde via time-nuts > wrote: > > Not much activity.. too many repeaters > > Sent from my iPhone > >> On Jul 7, 2018, at 5:21 PM, Dr. Ulrich L. Rohde via time-nuts >&g

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
Heard a faint signal...and my call sign, thanks Sent from my iPhone > On Jul 7, 2018, at 5:26 PM, Dr. Ulrich L. Rohde via time-nuts > wrote: > > No one in NJ or NY CITY ? > > Sent from my iPhone > >> On Jul 7, 2018, at 5:22 PM, Dr. Ulrich L. Rohde via time-nuts

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
Not much activity.. too many repeaters Sent from my iPhone > On Jul 7, 2018, at 5:21 PM, Dr. Ulrich L. Rohde via time-nuts > wrote: > > Listen on 7.175 > > Sent from my iPhone > >> On Jul 7, 2018, at 5:14 PM, Lester Veenstra wrote: >> >> QRV 7177

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
No one in NJ or NY CITY ? Sent from my iPhone > On Jul 7, 2018, at 5:22 PM, Dr. Ulrich L. Rohde via time-nuts > wrote: > > 7.175. 60 m ok ? > > Sent from my iPhone > >> On Jul 7, 2018, at 5:15 PM, Lester Veenstra wrote: >> >> QRM 7178 >> Now QR

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
Listen on 7.175 Sent from my iPhone > On Jul 7, 2018, at 5:14 PM, Lester Veenstra wrote: > > QRV 7177 > > Lester B Veenstra K1YCM MØYCM W8YCM 6Y6Y > les...@veenstras.com > > Physical and US Postal Addresses > 5 Shrine Club Drive (Physical) > HC84 452 Stable Ln (RFD USPS Mail) > Keyser

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
Any better Frequency ? Sent from my iPhone > On Jul 7, 2018, at 5:20 PM, Dr. Ulrich L. Rohde via time-nuts > wrote: > > Manpack antenna test from NJ, 20 W , whip antenna > > Sent from my iPhone > >> On Jul 7, 2018, at 5:11 PM, Lester Veenstra wrote: >> &

Re: [time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
04-790-9192 > Jamaica cell: +1-876-456-8898 > > > -Original Message- > From: time-nuts [mailto:time-nuts-boun...@lists.febo.com] On Behalf Of Dr. > Ulrich L. Rohde via time-nuts > Sent: Saturday, July 07, 2018 3:36 PM > To: Discussion of precise time and frequen

[time-nuts] SSB Test in NJ

2018-07-07 Thread Dr. Ulrich L. Rohde via time-nuts
Who can help me with an antenna test ? 73 de Ulrich ___ time-nuts mailing list -- time-nuts@lists.febo.com To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.