Re: [Flexradio] PowerSDR panadapter freeze up fix

2009-08-06 Thread Steven O'Neal

Start with this:

Check in your Bios that Speed Step is turned off. 

Speed Step, Cool and Quite in AMD speak does not play well with Power SDR.

Speed Step and the AMD version of same shuts down the CPU for small bits of 
time to reduce power and keep the CPU running cooler. 

Also check your performance profile on the computer, DO NOT USE power saving 
mode, put it on FULL TILT DESKTOP mode. Power savings are not a good mix with a 
real time operation like Power SDR.

Cheers

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Re: [Flexradio] PowerSDR panadapter freeze up fix

2009-08-06 Thread Mark Lunday
Neil

Wow!  I was having the SAME problem with my Samlex 1223 25A power supply,
which I learned is the same model as the RS.

SDR would freeze up overnight.

THEN the Samlex started making vibration noises on transmit.  It finally
died on me on Saturday night.

So I ALSO took out my Astron 35 A linear supply.  No problems since.

How about that?  Who would have thought it?


Mark Lunday
WD4ELG
Hillsborough, NC - FM06kb
wd4...@arrl.net
http://wd4elg.net


-Original Message-
From: flexradio-boun...@flex-radio.biz
[mailto:flexradio-boun...@flex-radio.biz] On Behalf Of Neil Gould
Sent: Thursday, August 06, 2009 2:32 PM
To: flexradio@flex-radio.biz
Subject: [Flexradio] PowerSDR panadapter freeze up fix

One night, I left my f3k on all night. I had turned the laptop off.

For the next 2 weeks I had major issues with PowerSDR either not
running at all or the audio/panadapter view would freeze after a few
minutes until I did a Stop/Start.
Then it would work fine again for another few minutes.
My laptop is a Gateway, 3g single cpu, 1.5g ram, with Vista. This
worked fine for the 6 weeks before I left the radio on.
I tried a new core 2 duo laptop that had never been used for the f3k.
I got the same results with PowerSDR freezing after a few minutes.
I replaced the hard drive in the Gateway with the original hard drive
that has XP on it. I ran Update to get XP current.
Guess what, same result with PowerSDR freezing. I was ready to send my
radio in for fixing.

There was only one piece of hardware to check. The power supply that I
have been using with the F3K is a Radio Shack 25amp switching power
supply. It always appeared to work fine with the radio always starting
up. I switched to my 20 year old 35amp Astron and the radio has
performed PERFECTLY since then. So I must assume that the RS supply
may not be as clean as it should be now.

I have been lurking here for a couple of months and I don't remember
seeing this type of problem/solution mentioned so I thought I would
throw this in.
This list is great and appreciate all the help I have gotten by
reading other posts.

Neil
NE5IL

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