Re: [time-nuts] lawnmower robots may be the end of VLF timekeeping

2015-05-10 Thread Bill Hawkins
Did the pictures have to be in SVG format? Is this only a problem for those who routinely use SVG? -Original Message- From: Poul-Henning Kamp Sent: Saturday, May 09, 2015 7:16 AM I spent some time capturing some data today. The measurements is from my $20 loop-antenna in the attic,

Re: [time-nuts] lawnmower robots may be the end of VLF timekeeping

2015-05-10 Thread Björn
http://forum.blitzortung.org/showthread.php?tid=705highlight=lawn+mower Working url. Sorry for the mistake in previous post. --        Björn div Originalmeddelande /divdivFrån: Björn b...@lysator.liu.se /divdivDatum:2015-05-09 20:15 (GMT+01:00) /divdivTill: Discussion of

Re: [time-nuts] Tour of METAS (Swiss Federal Institute of Metrology) time lab: any questions or requests?

2015-05-10 Thread Magnus Danielson
Hi, On 05/07/2015 11:48 PM, Bob Camp wrote: Hi On May 7, 2015, at 8:02 AM, Pete Stephenson p...@heypete.com wrote: On 5/7/2015 1:22 PM, Bob Camp wrote: Hi I guess on a general level: 1) How do they generate the Swiss version of UTC (fleet of hydrogen masers run into to a .. :)

Re: [time-nuts] EMI and CE certification

2015-05-10 Thread Magnus Danielson
Hi, On 05/10/2015 01:11 AM, Attila Kinali wrote: On Sat, 09 May 2015 12:15:47 + Poul-Henning Kamp p...@phk.freebsd.dk wrote: I spent some time capturing some data today. The measurements is from my $20 loop-antenna in the attic, which is something like 8 meters up and 10 meters besides

Re: [time-nuts] lawnmower robots may be the end of VLF timekeeping

2015-05-10 Thread Magnus Danielson
They too emit radiation, prodominantly in the infrared region, but so do we all, even black (body) sheeps. Cheers, Magnus On 05/10/2015 03:12 AM, Alexander Pummer wrote: Bob Widlar -- yes the designer of the 741 -- of National Semiconductor had a better idea, he bought a few sheep 73 KJ6UHN

Re: [time-nuts] lawnmower robots may be the end of VLF timekeeping

2015-05-10 Thread Peter
While OT, in the interest of accuracy, it was linear guru Dave Fullagar, then at Fairchild, who designed the 741. Yes, it was Bob Widlar who pulled the wool over your eyes :-) Peter -Original Message- From: time-nuts [mailto:time-nuts-boun...@febo.com] On Behalf Of Mike Feher Sent:

Re: [time-nuts] lawnmower robots may be the end of VLF timekeeping

2015-05-10 Thread Mike Feher
I remember that. It was when National was too cheap to cut their lawn. Regards - Mike Mike B. Feher, EOZ Inc. 89 Arnold Blvd. Howell, NJ, 07731 732-886-5960 office 908-902-3831 cell -Original Message- From: time-nuts [mailto:time-nuts-boun...@febo.com] On Behalf Of Alexander Pummer

Re: [time-nuts] Tour of METAS (Swiss Federal Institute of Metrology) time lab: any questions or requests?

2015-05-10 Thread Bob Camp
Hi On May 10, 2015, at 3:58 AM, Magnus Danielson mag...@rubidium.dyndns.org wrote: Hi, On 05/07/2015 11:48 PM, Bob Camp wrote: Hi On May 7, 2015, at 8:02 AM, Pete Stephenson p...@heypete.com wrote: On 5/7/2015 1:22 PM, Bob Camp wrote: Hi I guess on a general level: 1) How

Re: [time-nuts] lawnmower robots may be the end of VLF timekeeping

2015-05-10 Thread Attila Kinali
Moikka moi! I first thought about taking this off-list, but then decided against it because i think this topic is of general interest, not only to ham radios (who are the first one to notice) and time-nuts, but also to other, non-technical people. On Sat, 09 May 2015 22:10:51 +0300 Esa Heikkinen

Re: [time-nuts] EMI and CE certification

2015-05-10 Thread Chuck Harris
My recollection is that in the US, certain requirements exist for antenna length on the so called free bands. I have no idea what the European requirements might be, but, perhaps they can be foiled by their allowing their minuscule amounts of power to flow into an over length antenna? -Chuck