Re: [time-nuts] What are these towers?

2011-05-21 Thread Robert Darlington
Guys, I gotta ask, what does this have to do with time keeping? Am I missing something? -Bob On Fri, May 20, 2011 at 9:59 PM, w...@aol.com wrote: So here are some URL's to explain the pattern for KNTH... If you will note, there are two Texas stations that KNTH is protecting, since they

Re: [time-nuts] What are these towers?

2011-05-21 Thread cook michael
Le 21/05/2011 08:30, Robert Darlington a écrit : Guys, I gotta ask, what does this have to do with time keeping? Am I missing something? -Bob I know what you mean. I was desperately fighting down the urge to reply to Lamar's post to query the significance of cows and horses. On Fri, May

Re: [time-nuts] What are these towers?

2011-05-21 Thread Jim Lux
On 5/20/11 8:59 PM, w...@aol.com wrote: So here are some URL's to explain the pattern for KNTH... Fascinating stuff.. I note that the mailing address shown at radio-locator is about 5 miles from my house in Southern California. Lots of other communications related businesses at that same

Re: [time-nuts] What are these towers?

2011-05-21 Thread Jim Lux
On 5/20/11 11:51 PM, cook michael wrote: Le 21/05/2011 08:30, Robert Darlington a écrit : Guys, I gotta ask, what does this have to do with time keeping? Am I missing something? -Bob I know what you mean. I was desperately fighting down the urge to reply to Lamar's post to query the

Re: [time-nuts] What are these towers?

2011-05-21 Thread Jason Rabel
Guys, I gotta ask, what does this have to do with time keeping? Am I missing something? -Bob I know it's kind of a tangent, but when people were talking about phones radio broadcasting the time.. It just happened to be the same time I was browsing around Google Earth. Also many people on

Re: [time-nuts] What are these towers?

2011-05-21 Thread Christian Vogel
Hi Jim, On Sat, May 21, 2011 at 06:56:24AM -0700, Jim Lux wrote: there *is* a sort of tangential connection. One of the more interesting strategies in broadcasting these days is forming coverage areas with arrays of geographically dispersed transmitters, all synchronized well enough that

Re: [time-nuts] What are these towers?

2011-05-21 Thread Bill Hawkins
Bob, Since Minneapolis is finally warming up enough for weeds to grow, I liken threads like these towers to weeds in the lawn. A good way to prevent lawn weeds is to have grass so thick that the seeds won't grow. Translate lawn to this list and grass to on-topic messages. Wish I had one to

[time-nuts] Illustration of beat frequency

2011-05-21 Thread Magnus Danielson
Hi! Sometimes one just needs to see an illustration to realize and learn... Synchronizing pendelums of diffrent lengths can illustrate beat frequencies... http://blog.makezine.com/archive/2011/05/pendulum-pr0n.html Enjoy. Cheers, Magnus ___

Re: [time-nuts] What are these towers?

2011-05-21 Thread Magnus Danielson
On 05/21/2011 03:56 PM, Jim Lux wrote: On 5/20/11 11:51 PM, cook michael wrote: Le 21/05/2011 08:30, Robert Darlington a écrit : Guys, I gotta ask, what does this have to do with time keeping? Am I missing something? -Bob I know what you mean. I was desperately fighting down the urge to

Re: [time-nuts] What are these towers?

2011-05-21 Thread Mike S
At 12:27 PM 5/21/2011, Jason Rabel wrote... Guys, I gotta ask, what does this have to do with time keeping? Am I missing something? -Bob I know it's kind of a tangent, but when people were talking about phones radio broadcasting the time.. It just happened to be the same time I was

Re: [time-nuts] What are these towers?

2011-05-21 Thread Lamar Owen
On May 21, 2011, at 2:51 AM, cook michael wrote: Le 21/05/2011 08:30, Robert Darlington a écrit : Guys, I gotta ask, what does this have to do with time keeping? Am I missing something? -Bob I know what you mean. I was desperately fighting down the urge to reply to Lamar's post to

Re: [time-nuts] What are these towers?

2011-05-21 Thread Bob Camp
Hi At least back when dirt was new and I got my first phone license the accuracy required for AM broadcast was very loose. What drove them to OCXO's was the need to use X cut crystals rather than AT's. The age of digital dividers had not yet dawned, so if you wanted 500 Kcps you used a crystal

Re: [time-nuts] What are these towers?

2011-05-21 Thread SAIDJACK
AMEN! May this thread die now please. In a message dated 5/21/2011 15:07:39 Pacific Daylight Time, mi...@flatsurface.com writes: I know it's kind of a tangent, but when people were talking about phones radio broadcasting the time.. It just happened to be the same time I was browsing