Raj writes that he’s just finished new project a digital light meter using Arduino and BH1750 sensor. The meter can display light intensity in both Lux and Footcandles: A light meter is a device that measures the intensity of light. … Read more
Tag Archives: meter
Here’s an open-source micro-ampmeter with autorange. It can measure current from 0.05μA to 10mA. It’s designed on a single layer PCB, making it easy to build with DIY etching techniques: The micro-ampermeter described here is intended for experimenting with low-power … Read more
Want to see your PC stats in Steampunk style? How about an analog bandwidth meter hack. Ian made a USB analog gauge using a PIC 18F2550 and custom circuit at DIY Life. Thanks McZ! Original at Gizmodo.