by PyroCat @ elektormagazine.com: Conductivity is the ability of a material to transfer electrons. It is the opposite of the concept of resistivity which is well known to electricians. However, while we are used to address the topic of conductivity in the field of electronics, things...

Sugar Device is a tool designed to control AC Voltage and it promises to change the way you control AC applications forever. Sugar team is targeting hobbyists, students, teachers and engineers to push their application to the next level, since it makes AC control easy, safe and...

Sarunas built this device to replace a bunch of different remote controls with a smart phone. Controlling TV, HiFi, DLP and similar IR controllable stuff is easy and fun from a smart phone using previously built smart remote, until it runs out of battery. Despite that Bluetooth Low...

Sjaak shared a tip for panelizing PCB boards in Eagle: Panelizing is done by machining a slot between two or more boards, but keep them attached by a small amount of PCB material (mousebites). I used to do it by hand: generated all the schematics into multiple sheets and then route...

squix78 @ blog.squix.org has published his latest project. After many hours of work I’m very happy to finally publish all the sources for the ESP8266 PlaneSpotter project. It is not yet really in a V1.0.0 state but I’m sure with the help of the community it will quickly get...

ARZAMAN Smart Engineering is a small innovative Italian startup company that develops smart hi-tech solutions, by working on specific ideas for a specific hobbyist market. ARZMAN has just launched a new product: SmartPID! SmartPID Controller is a hi-tech product that facilitates...

Here is a nice tutorial @ raspberrypi.org on how to control a DC motor using Python. In this guide, you'll be controlling two motors from your Raspberry Pi using Python on the desktop. First, it's best just to learn how to control the motor. Then, once you have it working, you could...

Robokits @ instructables.com have an article describing stepper motors and how to drive them using Arduino. They write: Lots of People want to build Them own small Cnc machine . they started with drives stepper motor but they stacked in controller Programming . In this instructable...