marxy's musing on technology

A bloke with too many hobbies.

Thursday, November 12, 2015

Another visit to the Kurrajong Radio Museum

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I visited the fabulous Kurrajong Radio Museum once in the past with my partner in tow and while she found it "mildly amusing" I t...
2 comments:
Sunday, October 18, 2015

SDRPlay receiver with SDR Console

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Since eliminating the annoying interference I was suffering, I've returned to the pleasure of tuning around on HF. A while back I bought...
Monday, October 05, 2015

Locating the source of local HF interference

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In recent weeks my reception of HF radio, particularly on 40m (7MHz band), has been marred by nasty broad band interference. I had thought i...
1 comment:
Saturday, October 03, 2015

Sydney meetup with Peter VK3YE and Stephen VK2BLQ

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A rare pleasure today to meet up with home brew hero Peter, VK3YE, who was visiting Sydney. Stephen, VK2BLQ and I caught up for a chat and...
Tuesday, September 29, 2015

Everything looks better from a drone

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Last weekend I was invited to film a friend's property from my drone. I'm a pretty poor flyer but the result is nice. It was a fabul...
2 comments:
Thursday, September 24, 2015

A weekend away at the faded Hydro Majestic

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Pip and I took advantage of a "Spring Escape" in a "Heritage room" at the Hydro Majestic in Sydney's Blue Mountains...
Sunday, September 06, 2015

ozQRP MDT Double Sideband transceiver kit review

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I learned of the Minimalist Double Sideband Transceiver (MDT) kit from the video review by VK3YE and thought it might be a fun project. ...
3 comments:
Tuesday, September 01, 2015

Radio data link for $1

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John, VK2ASU, showed a little data link he'd built at a recent home brew group meeting at Dural and I've started experimenting. He...
Saturday, August 22, 2015

Helping a soon to be new ham in Bowral

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Recently I had a very pleasant train trip to Bowral to assist and old friend, and soon to be amateur radio operator, William. I was able t...
3 comments:
Sunday, July 26, 2015

ARNSW Home Brew Group meeting

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Another interesting meeting today with lots of "show and tell" and a talk on filters. Here's some photos. Bob had a high qua...
Sunday, July 19, 2015

Low price 40m CW transceiver "frog sounds"

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There's a very low cost CW transceiver for 40m available out of China on ebay dubbed "frog sounds". For just $19 including ...
1 comment:
Sunday, June 07, 2015

Liking Google Photos

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Google has done such a great job with Google photos that it puts Apple's equivalent to shame. Apple has had face identification for som...
Sunday, May 17, 2015

Download this show wins IT journalism "best audio program" award

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Marc Fennell does everything on this show, producer, presenter, interviewer, editor, music mixer and talent wrangler. All credit to the new ...
Saturday, May 16, 2015

Very low cost i2c LCD interface board

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Listening to the marvellous Soldersmoke podcast I learned of these serial interface boards for driving an LCD display using just two pins o...
1 comment:

SM1000 FreeDV in a box arrived

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Very excited this week when the SmartMic 1000 arrived. This is a FreeDV digital voice codec in a very nice box. It's designed so you ca...
Wednesday, May 13, 2015

80m antenna, take 3

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It's tough putting up a decent antenna for 80m. The sheer length involved excludes many amateurs without large blocks of land. My shack ...
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