1.9mhz - now what sort of signalling rate can you get on 160Gm?
John F5VLF
*********** REPLY SEPARATOR ***********
On 18/01/2009 at 16:55 mal hamilton wrote:
>Andy and the Digi Boys
>Would it be possible to move to 1.9 mhz and upwards and leave 137 and 500
>khz to the discerning CW radio amateurs
>de mal/g3kev
>
>----- Original Message -----
>From: "Andy Talbot" <[email protected]>
>To: <[email protected]>
>Sent: Sunday, January 18, 2009 4:20 PM
>Subject: Re: LF: PSK CONTACT G4JNT - M0BMU
>
>
>> Yes, can't work out where the frequency shift came from. I did
>> initially lock onto Jim's tramsission at the begining of each of his
>> overs, so I would indeed have jumped in freq a couple of times.
>> Subsequently 'Locked' the Tx frequency and Jim reported no more freq
>> changes from me after that, although he did end up a few Hz lower
>> still.
>>
>> I was using Digipan software which is a bit too QSO-orientated and too
>> easy to shift frequency to follow others. So it is quite possible to
>> end up chasing eachother up and down the band!
>> Perhaps it would have been better to use G3PLX's 'PSK31SBW' software
>> which puts precise frequency setting first and QSO mode gimmicks
>> second.
>>
>> Anyway, I estimate somewhere between -7 to -4dBW, and will only know
>> better after some antenna base current measurements, rather than doing
>> it an the end of 20m of feeder in the shack.
>>
>> Andy G4JNT
>> www.g4jnt.com
>>
>>
>>
>> 2009/1/18 DENNIS EASTERLING <[email protected]>:
>>> Monitored above contact Sunday 1530.
>>> M0BMUs signal so strong that I thought it was Chris G3XIZ about 1 km
>from
>>> me
>>> in Biggleswade testing RTTY at 23Hz shift. Tried replying then
>realised
>>> it
>>> was PSK. Switched to Digipan and would estimate M0BMU strength 9 and
>>> G4JNT
>>> strength 3 but both perfectly readable. I would confirm that G4JNT
>did
>>> drift slightly between overs.
>>>
>>> 73 Dennis M0JXM
>>
>
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