IC-706Mk2G, RTL-SDR dongle and Raspberry Pi

GB3PY frequency change notification

This weekend, for the combined reasons of interference from Low Power Devices and also an opportunity to enable a new DMR repeater for Cambridge, the well-established GB3PY repeater has moved frequency. It was on 433.200MHz (+1.6MHz split) and is now on 430.900MHz (+7.6MHz split). This brought an interesting question: other than website and email, how…

Amateur Radio Logging in the Cloud (Part 1)

This post describes a project I’ve been working on during Christmas this year. It is a project that’s absolutely not for the inexperienced, so if you decide to take any of the ideas in this post – which you’re absolutely welcome to do – I won’t be able to assist. This is Part 1 of the post.…

Rescuing a hacked computer

It’s the call every IT-savvy child of elderly parents dreads: ‘I got a message on the screen saying my computer had a problem and I had to call Microsoft. I rang them and they took control of the computer, then said it would cost several hundred pounds to put right…’. Oh, oh. So, having told…

Pain with decimals in Alexa Development

I don’t typically write a blog post like this, but I’ve had an infuriating day messing around writing an Alexa skill, and wanted to explain the issues I’ve faced for anyone else trying to do something similar. First though, an important note: because of the problem I haven’t submitted the skill to Amazon, so only…