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From: Laurence BY3A-KL1X China <hellozerohellozero@hotmail.com>
To: <rsgb_lf_group@blacksheep.org>
Date: Fri, 30 Jan 2009 04:08:57 -0900
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Subject: RE: LF: Re: Re: PROPAGATION WSPR
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Sorry for the delay - back in 9V1 again -
=20
Yes traffic list on 522.5kHz  http://kl1x.com/xsg17thmay2007tfc.wav  but no=20=
ships calling or working on MF/500 since Ive been over here save one weak re=
ception of KPH.

----------------------------------------
> From: g3kevmal@talktalk.net
> To: rsgb_lf_group@blacksheep.org
> Date: Wed, 28 Jan 2009 13:37:56 +0000
> Subject: Re: LF: Re: Re: PROPAGATION WSPR
>
> Is there any tfc list and exchange of traffic on the freq. I have hrd some
> ships calling although not recently on 500 khz, mostly far east ships.
> mal/g3kev
>
> ----- Original Message -----
> From: "Laurence BY3A-KL1X China"=20
> To:=20
> Sent: Wednesday, January 28, 2009 1:21 PM
> Subject: RE: LF: Re: Re: PROPAGATION WSPR
>
>
>
> Coastal stations are still running, well XSG on A1A is anyway on 522.5
> Hz - Im not sure of the power Shanghai radio puts out but from field
> measurements its probably in the 1Kw range.
>
> Laurence - stuck in Singapore....
>
>
>
>
>
>
>
>
> From: g3kevmal@talktalk.net
> To: rsgb_lf_group@blacksheep.org
> Date: Tue, 27 Jan 2009 18:22:58 +0000
> Subject: LF: Re: Re: PROPAGATION WSPR
>
>
>
>
> That is a more sensible power for MF. Coastal stns were running in excess=20=
of
> this power and ships between 1 - 2 kw so whats new.
> Radio amateurs are at a disatvantage at present but could handle it, but
> appliance operators NO.
> G3KEV
>
>
>
> ----- Original Message -----
> From: dave.riley3
> To: rsgb_lf_group@blacksheep.org
> Sent: Tuesday, January 27, 2009 4:31 PM
> Subject: LF: Re: PROPAGATION WSPR
>
>
>
>
> NEWS FLASH
> The NEHRS,Inc. has been granted by the FCC the call letter WNE for MF
> CW operation on 472 KHz and 500 KHz at a maximum power of 5000 watts.
> Hope some of you guys get your T2 license to run the station after
> construction. As soon as the snow melts and temperatures rise a bit the
> large vertical will be errected. My QTH can only be temporary so we
> must find a permanent home ASAP.
>
> 73, Steve
>
> WA1HUD
>
> President NEHRS, Inc.
> http://nehrs.net/default.aspx
>
> ----- Original Message -----
> From: mal hamilton
> To: rsgb
> Sent: Tuesday, January 27, 2009 11:15 AM
> Subject: LF: PROPAGATION WSPR
>
>
> On LF I do not think wspr is the correct mode to study propagation as
> suggested by some. Two procedures are required with the mode. First it has
> to be detected then analyised and decoded into a print format to be viewed=
.
> Morse sent in the QRS mode at a suitable speed between 1 and 120 sec dot
> only requires one procedure, to be detected and viewed and would give a go=
od
> indication of propagation whether used for QSO purposed or otherwise.
>
> I have pointed out recently that I have observed all of the traces from
> those transmitting WSPR and had the carrier been directly keyed in QRS mod=
e
> an ID or intellegence would have been conveyed, whereas only part of the
> time was the signals decoded in wspr. For those viewing the print format
> only and getting no copy would never know whether the signall was being
> received or if it was faulty sampling and decoding.
>
> Cut out the second procedure of decoding, avoid ambiguity and use the slow
> keyed carried method using morse code or murray code. A waterfall display
> and the EYE is a very sensitive detector,
> For those experimenting with data modes have fun but todate in the amateur
> radio LF/MF context nothing yet has surpassed the use of slow morse keyed=20=
at
> a speed to suit one's needs ie propagation studies or communication betwee=
n
> two stations.
> mal/g3kev
>
>
>
>
>
>
>
> No virus found in this incoming message.
> Checked by AVG - http://www.avg.com
> Version: 8.0.176 / Virus Database: 270.10.14/1917 - Release Date: 1/26/200=
9
> 6:37 PM
> _________________________________________________________________
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>
>
> No virus found in this incoming message.
> Checked by AVG - http://www.avg.com
> Version: 8.0.176 / Virus Database: 270.10.15/1921 - Release Date: 1/28/200=
9
> 6:37 AM
>
>
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