Sunday, July 15, 2018

Restoring a TS-430S, or "dry joints and stray RF: a tutorial"

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I recently acquired a TS-430S HF transceiver. The seller claimed the FM board and full complement of filters worked, but no display, buttons...
11 comments:
Monday, March 12, 2018

Not merging stuff from FreeBSD-HEAD into production branches, or "hey FreeBSD-HEAD should just be production"

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I get asked all the time why I don't backport my patches into stable FreeBSD release branches. It's a good question, so let me expla...
2 comments:
Monday, December 25, 2017

More TS-440S hijinx, or "ok, what if you wanna homebrew a digital hookup?"

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I've been homebrewing digital hookups between my amateur radios (HF, VHF, UHF) and a FreeBSD PC. It all ... mostly works. There's on...
Tuesday, October 10, 2017

FreeBSD and APRS, or "hm what happens when none of this is well documented.."

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Here's another point along my quest for amateur radio on FreeBSD - bring up basic APRS support. Yes, someone else has done the work, but...
Monday, September 11, 2017

Fixing up TS-440s rigs

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I've been teaching myself HF electronics and antennas lately. I thought I'd go write down some of the things I came across whilst ti...
Monday, June 5, 2017

gqrx, direct sampling configuration, shortwave/AM reception, etc

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This is one of those articles that I write specifically to, you know, not forget it the next time. I picked up a v3 RTL-SDR dongle from ht...
Sunday, May 7, 2017

gqrx on freebsd

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I'm still tinkering with my own SDR code in C, but I decided I'd give gqrx a go. It sports a simple UI to visualise things as well a...