Author: mixos
Wembi – Closed Loop Motorupgrade for 3D Printer
TeamVenture-Bit tipped us with their kickstarter campaign. It's about a closed loop motor upgrade kit that will enable your 3D printer to print faster, silently and more consistently. Check it out. Boasting an advanced PID compensation system that detects issues while your 3D printer...
Continue ReadingWide range of Hygrometers Compared
robert @ kandrsmith.org has a detailed article comparing the most common Humidity sensors. He writes: Previous experiments looked at comparing a set of six Aosong DHT22/AM2302 and compared the Aosong DHT22/AM2302 with the Aosong DHT11 and Sensirion SHT71. Here I have added five new...
Continue Reading64 Key Infrared Remote Controller using PT2222M – NEC Code
64 channels Infra-Red Remote Transmitter circuit build around PT2222M IC, The IC is pin to pin compatible with NEC uPD6122 respectively, the remote is capable of controlling 64 functions keys and 3 double keys. The PT2222M Infra-red remote control transmission ICs using the NEC...
Continue ReadingConstant Current Laser Diode Driver Circuit Using OPA2350 OpAmp
The voltage-controlled current source circuit can be used to drive a constant current into a signal or pump laser diode. This simple linear driver provides a cleaner drive current into a laser diode than switching PWM drivers. The basic circuit is that of a Howland current pump with a...
Continue ReadingHow to Set Up an Ultrasonic Range Finder on an Arduino
circuitbasics.com has a new tutorial on how to measure distance using Arduino and an ultrasonic sensor. Ultrasonic range finders are fun little modules that measure distance. You can use them to find the precise distance to an object, or also just to detect when something is within...
Continue ReadingDIY IKEA Wireless Qi Charging
mcuoneclipse.com writes: To my surprise, when I visited a nearby IKEA store yesterday, the older iPhone and Samsung Galaxy S4 (VITAHULT) Qi receivers were on sale for CHF 0.95 (about US$1): what could be wrong with buying a few of them? At this point, I should probably mention the...
Continue ReadingCircuit Board Design for Beginners
By: Alex Danovich,President San Francisco Circuits We live in an exciting time where we see a resurgence in electronics as a hobby. Mass production has wiped out a generation or two of kids learning to build radios from scratch with their mom or dad. In the good old days, not sure...
Continue ReadingHappy New Year 2017
Electronics-Lab.com wishes you a Happy and Prosperous New Year...
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