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Latest Video

3000 Mobile Phone Motorola 8500x

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Let’s look at one of the world’s first mobile phones - the Motorola 8500x - released in the mid 1980s for £3,000. That’s over £7,000 today!

Videos

Building Z80 Computer RC2014

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Building Z80 Computer RC2014

I build a Z80 based computer from scratch, and it works!

Blog Posts

  • Home Assistant Solar Monitoring

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    I think I’ve managed to make Home assistant tell me how much money the solar power I’m generating would be worth from the grid, and how much running things off solar/battery instead of the grid is saving me.

  • Image Shortcode Test

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    This is just a test of some image loading code I found online. If it works there should be a nice scaled image, and an image gallery.

  • Workshed Tidying

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    My workshed is mess, I can barely get into it and I have a bunch of projects that need starting. Let’s fix that… Over the summer it was way too hot to go in my shed - a problem I need to solve for next year - and it just turned into a storage area, with things being pushed in and the door hastily closed.

  • Ms Powertoys Remap Keyboard

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    I’ve got an IBM Model M keyboard and like using it on my PC, but one of its problems is the lack of Windows keys. There’s a bunch of keyboard shortcuts I use almost daily and not having a Windows key makes it annoying.

  • DIY Home Solar Finished

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    After a week of testing and tweaking, my DIY solar shed upgrade is complete. And it seems to work pretty well! Last week I bought a solar panel, inverter and some lead acid batteries and set up a solar system in my shed, with the intention of powering my servers.