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Drink tea and make things

Blog Labs Electronics ZX Spectrum Next Computer Science Z80 Homebrew Computer Arduino and Microcontrollers

Latest Video

3000 Mobile Phone Motorola 8500x

Posted:

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

Clueless Chillout Coding

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Clueless Chillout Coding

Get comfy and watch as I try to figure out how to write a really simple program the hard way.

Debugging Z80 With Arduino

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Debugging Z80 With Arduino

Let's hook an Arduino up to a 1980s CPU and see what happens!

Pascal programming on a Z80

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Pascal programming on a Z80

Writing fractals on a 7MHz computer with 64K of RAM

Esd Safe Soldering Station Hack

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Esd Safe Soldering Station Hack

Turns out my £20 soldering station does indeed work, but its claims of ESD safety are lies. Let's fix that!

Grandma Shark 20 Quid Soldering Station

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Grandma Shark 20 Quid Soldering Station

I bought a soldering iron for £20 from Amazon. Is it any good? Does it even work?

Blog Posts

  • Home Assistant Solar Monitoring

    Posted:

    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

    Posted:

    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

    Posted:

    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

    Posted:

    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

    Posted:

    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.