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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+RE\:\s+Re\:\s+GPS\s+Coherent\s+PSK\s+Transmission\s*$/: 9 ]

Total 9 documents matching your query.

1. LF: RE: RE: GPS Coherent PSK Transmission (score: 1)
Author: "Talbot Andrew" <[email protected]>
Date: Wed, 09 Jan 2002 13:49:34 +0100
Interesting that there appears to be no sign of the callsign ident..... This was sent every 15.1 minutes approx (the .1 was the callsign itself) 24 WPM as on-off keying, completely independent of the
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00390.html (9,724 bytes)

2. Re: LF: Re: Re: GPS Coherent PSK Transmission (score: 1)
Author: "jannsen" <[email protected]>
Date: Mon, 7 Jan 2002 19:31:58 +0100
Andrew Talbot schrieb: Spot on Jim - It will be going again tonight - and this time I've put on a CW ident at 15 minute (+ the ID itself) intervals to keep some people happy :-) Andy G4JNT Hi Andy, a
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00437.html (9,455 bytes)

3. LF: Re: Re: GPS Coherent PSK Transmission (score: 1)
Author: "Andrew Talbot" <[email protected]>
Date: Mon, 07 Jan 2002 18:57:06 +0100
Spot on Jim - It will be going again tonight - and this time I've put on a CW ident at 15 minute (+ the ID itself) intervals to keep some people happy :-) Andy G4JNT From M0BMU - I copied the G4JNT P
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00440.html (8,936 bytes)

4. LF: RE: Re: GPS Coherent PSK Transmission (score: 1)
Author: "Talbot Andrew" <[email protected]>
Date: Mon, 07 Jan 2002 14:02:10 +0100
Well done, you even spotted the c__k up, that period at 2250 is rather embarassing - I hit the master switch on the test equipment rack intending to leave just the radio equippment bench powered. Tro
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00450.html (10,871 bytes)

5. LF: Re: Re: GPS Coherent PSK Transmission (score: 1)
Author: "Laurie Mayhead" <[email protected]>
Date: Mon, 07 Jan 2002 13:41:08 +0100
Dear Andy, LF Group, I copied the G4JNT PSK beacon last night; assuming I have the start times/polarity correct the sequence was: 011 010 111 001 011 I found two methods of demodulating the signal u
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00451.html (12,244 bytes)

6. LF: Re: Re: GPS Coherent PSK Transmission (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Mon, 07 Jan 2002 10:01:52 +0100
From Dave G3YMC I wasn't going to comment, but I will. The current bandplan may be unofficial and a gentleman's agreement (as surely all bandplans are) but it gives a bad impression if a key operator
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00459.html (9,663 bytes)

7. Re: LF: Re: Re: GPS Coherent PSK Transmission (score: 1)
Author: [email protected]
Date: Sun, 6 Jan 2002 15:34:49 EST
In a message dated 1/6/02 5:11:10 PM GMT Standard Time, [email protected] writes: Change of plan - Tonight's transmission is 15 bits long, starting on the hour, so it repeats every 7.5 minutes with 3
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00466.html (9,085 bytes)

8. LF: Re: Re: GPS Coherent PSK Transmission (score: 1)
Author: "Andrew Talbot" <[email protected]>
Date: Sun, 06 Jan 2002 18:11:28 +0100
Change of plan - Tonight's transmission is 15 bits long, starting on the hour, so it repeats every 7.5 minutes with 30 second symbols. Again the starting bit of the sequence is a '0'. Frequency 13671
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00467.html (8,674 bytes)

9. LF: Re: Re: GPS Coherent PSK Transmission (score: 1)
Author: "Andrew Talbot" <[email protected]>
Date: Sun, 06 Jan 2002 13:48:02 +0100
Sorry, its only the low power Tx. Various probelms with configuration / EMC stop me using the big jobbie for these tests - anyway, it wouldn't be fair would it, jamming all that wide band CW traffic
/rsgb_lf_group-archives/html/rsgb_lf_group/2002-01/msg00471.html (9,208 bytes)


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