marxy's musing on technology

The van has been an entertaining project over the last few years. A 2000 Toyota Hiace with 411,000km on the clock. We have travelled up and ...

I'm not a plane geek but Kevin, VK2KB, talked me in to a trip to Canberra to watch a spectacular flypast by the RAAF to celebrate 100 ye...

Old friend Nigel, VK3DZ, kindly invited me along to a meeting of the Radio Amateurs Old Timers Club . To be eligible for membership one must...

A Hermes-Lite 2 SDR transceiver arrived a few days ago. For about $300 it's an amazing piece of equipment. A 0-38MHz direct sampling SD...

This has to be the simplest Arduino project. I have been improving my password security by letting some software choose random strings that ...

The noise floor at home is S9. Happily it's a broadband noise rather than the terrible switch mode power supply hash I had at one point....

Just back from a few weeks touring north in the van. When the latest quick pandemic lockdown in Victoria ended I took the opportunity to dri...