Tag Archives: linux

A great QRP (low power) ham radio story

Posted on February 26, 2011 by Steve

A nice story with a big finish . . . Today I saw a tweet pointing to a post on my friend Alan’s blog – announcing a local launch of a high altitude balloon by Bill, WB8ELK. With a couple … Continue reading →

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QRZ.com running Ubuntu Server

Posted on February 7, 2011 by Steve

Here’s an interesting interview with some history and behind-the-scenes information about the site qrz.com. QRZ.com is one of the largest sites in the world serving amateur radio. A quote from that interview: “The new QRZ runs the Ubuntu 64-bit server.  … Continue reading →

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Buffer Bloat and network performance

Posted on December 7, 2010 by Steve

This post is really well written and should probably be required reading for network geeks. I think it might explain some of the problems I was seeing before I dropped my DSL provider and moved to Knology cable, which I’ve … Continue reading →

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New Ubuntu Lucid proposed kernel

Posted on September 1, 2010 by Steve

The Ubuntu kernel team has prepared a new proposed kernel for Lucid (2.6.32-25.43), containing a large number of fixes. This is a larger number of updates than we would usually push at one time, but processing of the upstream stable … Continue reading →

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Softrock RX/TX Ensemble – receiver

Posted on August 29, 2010 by Steve

My previous two posts are about the Softrock RXTX Ensemble board, and getting it built. After I got mine built, I had trouble finding software applications to use it. Applications are out there, it’s just that I couldn’t find them. … Continue reading →

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Softrock RX/TX Ensemble – hardware and building

Posted on August 29, 2010 by Steve

In my last post, I described how I ended up finally starting with SDR. I’m experimenting with the Softrock RXTX Ensemble. This kit is a transceiver with 1 Watt output, definitely QRP. It features a USB interface which allows setting … Continue reading →

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