Re: [Elecraft] Power Required for PSK 31 and Olivia

2009-05-26 Thread Lawrence Libsch
Frank -

No minimum power requirement for BPSK31. I've made QSO's with 1 watt using 
my Softrock SDR radio. Good propagation and a good antenna and patience help. GL

KG4LCF,  Larry
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Re: [Elecraft] Power Required for PSK 31 and Olivia

2009-05-26 Thread Parker Buckley
Hope I can reply from digest mode...

From: Frank MacDonell kd8...@gmail.com

My K3 works well for CW at 5 watts but it seems I cannot get through
to stations using PSK 31. Is there a minimum power level suggested for
PSK31?  Can you run QRP for Olivia? Thanks everybody!

-- 
Frank KD8FIP

I've noticed the same thing (with my K2).  I can easily make QRP contacts in
CW, but don't have the same result with PSK or Olivia.  I fire up an old
FT-757 for that purpose and run 30 watts or so, even though PSK is known for
its low-power capability.  My pure speculation is that the brighter trace
from higher power attracts more replies, even though the weaker trace from
QRP is perfectly readable.

Parker WD8JOL 

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[Elecraft] Power Required for PSK 31 and Olivia

2009-05-25 Thread Frank MacDonell
My K3 works well for CW at 5 watts but it seems I cannot get through
to stations using PSK 31. Is there a minimum power level suggested for
PSK31?  Can you run QRP for Olivia? Thanks everybody!

-- 
Frank KD8FIP
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Re: [Elecraft] Power Required for PSK 31 and Olivia

2009-05-25 Thread Leigh L. Klotz, Jr WA5ZNU
Frank,
5 Watts should be plenty of PSK contacts.  Do you have a second receiver
you can monitor your PSK31 on?
It may be that you're not getting a signal out at all, or it may be
either overdriven and distorted, or possibly suffering from RF feedback,
or in some other way uncopyable.
Leigh/WA5ZNU

 My K3 works well for CW at 5 watts but it seems I cannot get through
 to stations using PSK 31. Is there a minimum power level suggested for
 PSK31?  Can you run QRP for Olivia? Thanks everybody!

   


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Re: [Elecraft] Power Required for PSK 31 and Olivia

2009-05-25 Thread Lyle Johnson
 My K3 works well for CW at 5 watts but it seems I cannot get through
 to stations using PSK 31...

Be sure you are using DATA A and not DATA PSK D mode if you are using a 
soundcard for PSK31 operation.

73,

Lyle KK7P

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