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-Tim
-Original Message-
From: flexradio-boun...@flex-radio.biz
[mailto:flexradio-boun...@flex-radio.biz] On Behalf Of Graham Haddock
Sent: Sunday, December 05, 2010 8:09 PM
To: Peter - VE3HG
Cc: flexradio@flex-radio.biz
Subject: Re: [Flexradio] crackling noise
The 1500 has a crackling noise which is occurring randomly every second to
every few seconds or so. Sounds just like a broken speaker cable. Not so
noticeable on SSB but on CW it's unacceptable.
Changed the headphones; used a dummy load; tried different bands and the only
thing that killed the
:55 PM
To: flexradio@flex-radio.biz
Subject: [Flexradio] crackling noise
The 1500 has a crackling noise which is occurring randomly every second to
every few seconds or so. Sounds just like a broken speaker cable. Not so
noticeable on SSB but on CW it's unacceptable.
Changed the headphones; used
I get a noise that may be the same when the volume slider is all the way up.
Turning it down just a bit cures it.
73/72 - Mike WA8BXN
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FlexRadio Systems Mailing List
FlexRadio@flex-radio.biz
Peter,
Bring up the Performance tab on the Windows Task Manager and see if you are
getting 100% CPU spikes that look like a heartbeat. If so you may need to
implement Step 5 in the FLEX-1500 Driver Patch Kit for PowerSDR v2.0.16
Installation Troubleshooting Guide on the download page. It may
Thanks to those who suggested the graphics card might be the suspect. Sure
enough swapped Windows 7 computers and no crackling.
The 2.80 gig HP with a GeForce 8600 GT card and 4 gigs of memory was the
problem. A 3.33 gig E-Machine with a lesser ATI HD4350 card and only 2 gigs of
memory ran
Peter:
In addition to looking at the CPU loading in Task Manager, I also suggest
that
you download the tool named DPC Check from
xx
and run it.
The intermittent crackles caused by the CPU loading can usually be cured by
installing the .dll patch for 2.0.1.
If the intermittent crackles
Peter:
In addition to looking at the CPU loading in Task Manager, I also suggest
that
you download the tool named DPC Latency Checker from
http://www.thesycon.de/dpclat
and run it.
The intermittent crackles caused by the CPU loading can usually be cured by
installing the .dll patch for 2.0.1.
: flexradio@flex-radio.biz
Subject: Re: [Flexradio] crackling noise
Peter:
In addition to looking at the CPU loading in Task Manager, I also suggest that
you download the tool named DPC Latency Checker from
http://www.thesycon.de/dpclat
and run it.
The intermittent crackles caused by the CPU loading
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