[hpsdr] TX drop outs generating transients
Mack Rogers
n4vgb at yahoo.com
Sun Feb 6 14:53:31 PST 2011
It doesn't appear to be audio related to me Frank. It dropped out with no audio from you also.
N4VGB
Mack
--- On Sun, 2/6/11, FRANCIS CARCIA <carcia at sbcglobal.net> wrote:
From: FRANCIS CARCIA <carcia at sbcglobal.net>
Subject: [hpsdr] TX drop outs generating transients
To: hpsdr at lists.openhpsdr.org
Date: Sunday, February 6, 2011, 5:11 PM
***** High Performance Software Defined Radio Discussion List *****
http://www.youtube.com/watch?v=gsSok0y4h7A
My friend Rob W1AEX just recorded his screen shot of my HPSDR on AM during drop outs. Notice the transient generated down frequency. This was after I disabled windows Indexing and removed some server software from my machine. Dell 650 dual- dual core
running at 5-7% horsepower. I'm running 1.2 Firmware in Penny. Also get drop outs in RX from time to time. Rob is about 20 miles away. I was running 20 watts AM. I wonder if this
could be due to over modulation. I need to do some more testing but it does also happen on RX. I suppose you would never notice this on SSB unless there was constant audio. Frank WA1GFZ
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