hyperdata.it

Mari mentioned the other day she was looking at portable electrocardiograms (she’s a medic). I remembered I’d impulse-bought an ECG module from Banggood a while back, about €10, epidemic paranoia presumably. Hadn’t got around to playing with it. I’m thinking, add whatever’s necessary to hook it up to a phone, use an oscilloscope app (plenty available, I’ve used one called...

I’ve not had a functioning washing machine for several years. Not a major inconvenience. I’ve always been lazy about washing clothes, nowadays can justify for green reasons. As long as I have a clean shirt if I’m going out anywhere, that much is hand-washable. Girlfriend Mari has kindly been doing bits for me for the past couple of years. But...

Do you remember when you first saw an LED? Ok, I don’t remember seeing any LED for the first time, it would have been in a watch or calculator in the 1970s, slightly obscured by a screen that cut it’s brilliance. But I do remember seeing the component on it’s own for the first time when I was about 14,...