calum.org:~#


Proportional results of 2017 UK General Election

First Past The Post has again produced a very unfair proportion of MPs in the...

Inefficient parking

As England wasn't designed for cars, parking is an afterthought. Our houses w...

Improving the battery life of Android phones

I had an Android update recently, and it caused my battery to deplete faster....

Downloading Scala

I wanted to have a play with Scala, so I installed the version that comes wit...

Linux and the Kenwood TS 590SG

I was wondering how the Kenwood TS 590SG plays with Linux. Unlike older radio...

Offsite backup with iSCSI

If you have a remote server (such as a VM, Amazon instance, etc) with a bit o...

Let's Encrypt

One of the main problems with SSL adoption is the cost of SSL certificates. L...

Amateur radio satellite pass API

I was looking around for a public API that I could use to get upcoming satell...

Compiling gqrx on CentOS

After using the very good websdr site, I've become interested in software def...

Live Amateur Radio contacts

I've created a site that shows a few of the many amateur radio contacts that ...