marxy's musing on technology

Great day at Dural today. Particularly impressed with the home brew moving coil compass built for a model boat. I didn't mean to but end...

A busy week, media wise. I was on RN's Download this Show: Also wrote an opinion piece about how the BitTorrent technology can be ...

I'm interested in playing with some of the new virtualisation technologies, such as docker. For this stuff my usual go to toy, the Raspb...

Today was "balun day" which began with breakfast followed by a terrific talk from Mark, VK2XOF, about the theory and practice of b...

Up here on the 28th floor it was pretty windy today. The doppler wind radar looked pretty interesting. RNDSUP seems like a fun techno...

We're videoing radio again this week. Here we are in the Radio National studio talking about technology. Exciting news for people w...

I recently purchased an old crystal controlled Codan lunchbox radio and want to put it on 40 and 80m so I've found a rather nice DDS VFO...

I'm in San Francisco this week for the Apple WWDC. The flat I'm sharing has apparently typical broadband. It certainly seems very sn...

This appeared in the lift last week. Most interesting. I'll have to avoid raucous laughter and talking over other people.

There have been rumours for  years that Apple is working on ARM based computers with keyboards, after all the phones and tablets are alre...

I've just received an Intel Galileo board and am starting getting to know it. In the past I've used Arduino s for low level hardware...

Dave, VK3ASE, is a prolific video maker. Recently the quality of his work is extremely good. For a taste, check out this story about a Gibso...

A while back I bought a Samsung Chromebook , the one that runs a non-Intel ARM processor. I see they are AU$320 and work nicely as a low cos...

Mal, VK2BMS, and I enjoyed the Meccano exhibition held in Forestville today. It was well attended and the organisers had put a lot of work i...

My 10m wide balcony works fairly well for 20m but I wanted to try 40m. Good news, Australian Geographic stores carry very nice metal slinky...

The KX3 is a radio with convenient standard looking connectors, either 2.5mm or 3.5mm sockets. Elecraft mentioned that many low cost PC head...

Stephen, VK2BLQ spotted this story on ABC News24 the other day. A great piece from ABC Open. Brenton: Ham Radio from Micah Barnes Photo...

When I returned from Hong Kong in 2002 I was 82kg, today I'm fairly stable at around 71kg. My work is sedentary and losing weight is a s...

It's the down side of living in a unit. My squid pole antenna support off the balcony is virtually invisible from the ground, but not it...