by Graeme | Jul 2, 2020 | Project, Uncategorized
Quick update – I have been looking at which processor to use and which Wifi module. I was considering using a Bluetooth module but that would have meant developing an iPhone /Android app which just adds to much to the project. So have decided to use a Wifi...
by Graeme | Apr 30, 2019 | Electronics, TAIL
The Schmitt Trigger Inverter oscillator is a very simple oscillator which can be useful but is also not very accurate or stable. Pros Easy and simple circuit Easy timing calculation Useful for not critical oscillations or clock signal. Cons Subject to frequency...
by Graeme | Apr 16, 2019 | Repair, Uncategorized
I was given a Surface Pro 4 to repair and was told that the user stood on it and hence the screen cracked. However…. once I managed to open it (something that was far more difficult than I would have hoped for) I realised that actually, cause of the cracked...
by Graeme | Jan 21, 2019 | Misc
My very first memory of a computer was at a friends house when I was about 7 or 8 years old (in South Africa). In the lounge was a glass cabinet with a homemade computer, screen and keyboard. I clearly remember it. It had a white (or more grey) monochrome monitor...
by Graeme | Dec 21, 2018 | 3D printing, Project, Uncategorized
I had two issues with my son’s Big Jig rail track. One was the railway crossing gates getting broken and the other was the “rickety bridge” issue.The gate was a simple case of it being stood on. But one gate and the track link got broken so I looked...
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