marxy's musing on technology

Today at the ARNSW Home Brew group meeting we had a terrific presentation about the world war two "spy set" transceiver which was ...

Rather than queuing on Friday, I simply wandered in to a Telstra store at Warringah Mall on Saturday at about 10am and got an iPhone 5 withi...

This week I was lucky enough to attend the " Swipe " conference here in Sydney. The highlight for me was the keynote presenta...

In contrast to the display of historical radio equipment in the foyer, I was privileged to get a personal tour of the ABC News Radio operati...

If you can get to the Australian Broadcasting Corporation's Ultimo Sydney building there is a wonderful display of historical equipment ...

Checking out the antenna with a model helicopter, no it seems that antenna wires draw in helicopters due to some sort of, as yet, explained ...

While there are several decent but very low cost VHF/UHF rigs out of China so far this is the first HF transceiver I've come across. For...

Each morning I travel to work by bus. Mal, VK2BMS, drew my attention to an interesting antenna that is visible on the left as you start on t...

We headed for a local park armed with two model helicopters, one traditional, the other was a Parrot AR drone version 2. The difference is a...

Ross, VK1UN (and several others) writes: G'dday Peter, Yesterday afternoon, I finally got the Digital SWR/power meter kit from Radio-...

We've had very big winds here in Sydney over the past 24 hours. The half G5RV between tree and house broke at the centre insulator due ...

Stephen wrote: "I fired up a SDR board, not sure whose circuit I used, very similar to YU1LM. The oscillator is a 28322 osc block, so i...

A great meeting today at Dural. Perhaps it was the weather but the biggest turn out I think I've seen. The topic of the day was swi...

Today I roughed up a cable to get on air with WSPR and the new KX3 via a Signalink USB. Ground, PTT and audio are wired from the RJ45 p...

If you have an iPhone and are interested in all things Australian, including news, sport, learning English and Radio Australia then you migh...

We are regular users of the ABC iView service. Combined with an Apple TV, Boxee, or other AirPlay capable TV device, this is the best wa...

I recently purchased the nice box for the Ensemble RXTX from the KM5H store and it does make it into a very professional looking little so...

I keep getting these emails: I click No. So, why are you sending these messages? Then when I try to leave the page "flipora...