Monthly Archives: March 2023
Almost UV light from RGBW LEDs
So it turns out the RGBW LED light strip in my living room has some almost-UV component to its blue light. It is almost UV enough to make some things fluoresce quite vivid colours.
According to Fitbit, gardening is cycling
One of FitBit’s more useful features is its ability to automatically detect exercise. I think it uses a combination of your heart rate and how the device is moving. The pattern of motion and heart rates must be categorised by … Continue reading