marxy's musing on technology

My favourite digital modes are PSK31 and WSPR , both on 20m, but there are a large number of other modes. Recently tuning around I saw th...

The end of an era. I talked about the value of shortwave broadcasting this morning on ABC Radio National. You can hear the audio here . (T...

Sadly, my dear Aunt Peg died on Tuesday. She had a long career as a performer in radio plays mostly on ABC radio. I saw her on Saturday ...

Wow, Apple got some heat when they announced the updated MacBook Pros with just USB-C ports. They're feeling that heat too, I can'...

I've built a couple of Bitx rigs in the past but when I heard a company had been formed to supply pre-built radios for 40m I couldn...

Ross, VK1UN (aka 6O0O) is visiting this weekend and has been sharing a nifty technique for making magnetic loop antennas using a tubing norm...

Yesterday I saw a very strong signal on 20m and had a contact with Laurie, VK2GZ who lives near by. He mentioned that he'd be activat...

In Amateur Radio experimenting with antennas provides some of the most interesting results for the least amount of money, particularly if ...

I've had several shots at learning morse code. In episode 108 of the excellent QSO Today podcast, there was a great suggestion that ...

Sad news. Mal was found this morning at home. He was active even yesterday on 20m talking with old friends but clearly very frail. Mal was...

There's a new radio interface box on eBay out of China that looks interesting. It's about half the volume of a SignaLink USB and at...