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Re: LF: Re 500: MRF

To: "[email protected]" <[email protected]>
Subject: Re: LF: Re 500: MRF
From: Hartmut Wolff <[email protected]>
Date: Sat, 28 Jul 2007 11:30:37 +0200
Delivered-to: [email protected]
In-reply-to: <[email protected]>
References: <[email protected]>
Reply-to: [email protected]
Sender: [email protected]
 David,
 thanks for the comments

 73
 Hartmut
 
> Hello Harmut.
 
> No not 2.5mW this evening.
> The beacon was down for reprogramming today and I took the opportunity to  
> add a key input.
 
> With a friend coming over to see the 500k station I turned up the drive to  
> the amplifier to make some CW QSOs on 502.0
 
> I worked Mal G3KEV at 19.00  for my second QSO on 500k  received  559 report
> followed by Brian  G3UNT 
> and then Alan G3XAQ by which time Garo G0PZA had taken over my  straight key.
 
> Power was between 50 and 70mW at different times.  I returned to  503.700 for 
> just two cycles of the beacon.  You appear to have captured the  entire 
> sequence.  What is particually remarkable about the capture is that  after 
> the last 
> QRSS   MRF, where the signal is coming up in QSB,   you can see two sidebands 
> offset by 15Hz and then an area of 'energy' over 20 Hz  or so.  These signals 
> are from the PSK phase reversals followed by the PSK  data. To see this PSK31 
> data signal at 760km when it is spread over a relatively  wide bandwidth 
> demonstrates some good condtions and presumably low noise / good  RX at your 
> end.
 
> Thank you. - Seeing the PSK was really nice.
 
> 73
 
> David
 
 
 
 
> In a message dated 27/07/2007 21:17:34 GMT Standard Time, [email protected]  
> writes:

> Just captured MRF on 503.7 kHz. Is this still 2.5 mW  ERP?

> Capture can be seen  here:


> 73
> Hartmut
> www.h-wolff.de
> Locator:  JO52hp


 
> G0MRF putting a very solid 579 into Canterbury just now at 2030 on  
> 502.0. QRN low again tonight. His pal G0PZA, Garo, is on he key.
> --  

> Cheers,

> Alan G3XAQ
> [email protected]



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