[hpsdr] A/J/O-SDR1k, Beta 1.9.1 SVN:1320 Feedback

Richard Smith smithrb at comcast.net
Wed Jul 11 05:13:30 PDT 2007


I'm still having trouble with initozy.bat.  Where do I find initozy11.bat?

Thanks for your help.

Rich W1EZ
----- Original Message ----- 
From: <john_eckert at agilent.com>
To: <hpsdr at hpsdr.org>
Sent: Friday, July 06, 2007 12:05 PM
Subject: [hpsdr] A/J/O-SDR1k, Beta 1.9.1 SVN:1320 Feedback


> ***** High Performance Software Defined Radio Discussion List *****
> 
> 
> Thanks Bill!
> 
> I ran initozy11.bat and started svn1320 without any problems. No 
> warning or error messages.
> 
> I run a 3 GHz Pentium and get the 30% CPU usage at 96KHz sample
> rate and 55% at 192KHz.  
> 
> At 192KHz the audio was distorted and not usable.  I tried different 
> sound buffer sizes, different display update rates and process 
> priorities, but no luck. 
> 
> Finally, I reduced the DSP buffer size to 256 and it now works fine
> at 192KHz. I tried different combinations of DSP/Audio buffer sizes,
> some become unstable.
> 
> At 256 samples for both buffers the CPU is at 50% with 192KHz.
> 
> WARNING, in tune mode my power jumps around quite a bit. If I repeatedly
> click the tune button my output will jump from 300W to 600W.  I have
> the 1 watt radio driving an external amplifier and this might be peculiar
> to my setup.  I'm interested if others are seeing this.
> 
> Thanks Again,
> John
> k2ox
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