Re: [time-nuts] Slightly OT - GPS-Based Accurate Direction Finding

2010-08-25 Thread Bruce Rahn
you a copy if you cannot find it. Bruce, WB9ANQ -- Bruce Rahn Wisdom has two parts: 1. having a lot to say; and 2. not saying it! ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo

Re: [time-nuts] The Demise of LORAN (was Re: Reference oscillatoraccuracy)

2009-11-15 Thread Bruce Rahn
to GPS will throw light on my comment and is also some interesting reading. This would be a starting point: http://www.raytheon.com/businesses/stellent/groups/sas/documents/content/cms04_022900.pdf Bruce, WB9ANQ -- Bruce Rahn Wisdom has two parts: 1. having a lot to say; and 2. not saying

Re: [time-nuts] The Demise of LORAN (was Re: Reference oscillator accuracy)

2009-11-15 Thread Bruce Rahn
receiver will be much more susceptible to jamming when it is trying to acquire and lock onto a satellite signal than it is after lock and tracking has been achieved. Bruce, WB9ANQ -- Bruce Rahn Wisdom has two parts: 1. having a lot to say; and 2. not saying

Re: [time-nuts] old HP application notes

2007-01-25 Thread Bruce Rahn
Dr Bruce Griffiths wrote: I have just unearthed HP application notes: 301-1: Low noise division of 10MHz oscillators and 935: Microwave power generation and amplification using impatt diodes Anyone interested in scanned copies? Yes please! Be well -- Bruce -- Bruce Rahn Wisdom

Re: [time-nuts] GPS Jamming in the UK

2007-11-13 Thread Bruce Rahn
, you can find them :) What you're reading about is real! Hope this helps a little. Bruce -- WB9ANQ -- Bruce Rahn Wisdom has two parts: 1. having a lot to say; and 2. not saying it! ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe

Re: [time-nuts] GPS Jammers

2007-11-13 Thread Bruce Rahn
signal, a GPS timing receiver's performance begins to degrade when the interfering signal is at a level of -87 dBm. With an FM interference source, it starts to degrade at -106 dBm. Well worth the read if you can find this magazine. Bruce -- Bruce Rahn Wisdom has two parts: 1. having a lot