Conductive Paint: An Interview with Bare Conductive

conductive paint

Back in 2009, a small team of students at the Royal College of Art in London, England, began experimenting with a nontoxic conductive paint. That work laid the foundation for their company Bare Conductive, which inspires artists and engineers to take … Continue reading


Boldport Club: Behind the Scenes


We first met London-based engineer Saar Drimer in December 2015. At that time, his was running Boldport—a hardware and prototyping consultancy that specializes in circuit boards—from a workspace was in one of the characteristic arches underneath London Bridge Station. A lot … Continue reading


Embedded Security Innovation

Oflynn Interview

Colin O’Flynn is a Halifax, Canada-based engineer (and Circuit Cellar columnist) who recently launched a company to commercial some of the research he’s done as a PhD student working on embedded hardware security. His Chipwhisperer Lite is a board that … Continue reading


Hi-Fi Audio Engineering Workspace


Jan  Didden is a talented audio engineer and author with a well-stocked lab in Turnhout, Belgium. He recently gave us a tour of space and talked about his current audio design projects. This is an excellent place to work. It … Continue reading


Smart Tech for the Smart City at Fab Lab Barcelona


Engineers Tomas Diez and Guillem Camprodon are leading the Arduino-based Smart Citizen project at Fab Lab Barcelona. In this video, they give us a tour of the lab and tell us about how they’re using the Arduino environment to measure and collect data with … Continue reading


Produced in Spain: Startup for Hardware Security Solutions


When you talk about a startup, you likely envision bearded hipsters drinking fancy coffee at their expensive Macs. But not all startups are cut from the same cloth. Consider the following case. We recently met with a small team of talented long-time … Continue reading


Engineering, Consulting, & Nonstop Innovation


Engineer and author Robert Lacoste has been designing and innovating for more than two decades. Fortunately for us, Robert is also an excellent writer who regularly publishes Circuit Cellar articles on the “dark” and difficult side of engineering. Over the … Continue reading


Buying Electronics at Lamington Road, Mumbai


Want to see what it’s like buying electronics (e.g., Arduino, displays, and general components) in Mumbai? Circuit Cellar correspondent and videographer Wisse Hettinga joins engineer Nishant Mittal on a tour of Lamington Road, Mumbai, India. This street is famous for the … Continue reading


Industry 4.0: The Industrial IoT and the Future

Jaime IoT

The Internet of Things (IoT) is everywhere. Industry 4.0 is becoming serious and many companies develop hardware and software solutions. Relayr is a company with an interesting focus on the IoT and bringing industry to the cloud. Wissa Hettinga interviewed … Continue reading


Brain Control: An Interview with Dr. Max Ortiz Catalan

Max Ortiz Catalan med robotarm

Dr. Max Ortiz Catalan is Research Director at Integrum AB, a medical device company based in Molndal, Sweden. Wisse Hettinga recently interviewed him about his work in the field of prosthetic design and biomedical systems. As an electrical engineer, your … Continue reading


Mitch Altman—Maker, Hacker, Traveler


Mitch Altman is an inventor (TV-B-Gone), hacker and traveler whose ideas will inspire many of us to join a hackerspace and get creative with the design community. Circuit Cellar recently met up with Altman at FabLab Berlin, Germany. Altman talks about … Continue reading


21st-Century Electronics Craftsman: Meet Saar Drimer

Saar Drimer, electronics craftman

Saar Drimer (PhD, Cambridge) runs Boldport, a London-based hardware and prototyping consultancy that specializes in circuit boards. Wisse Hettinga recently met with Drimer to discuss PCB design, electronics craftsmanship, and his various engineering projects. Hettinga writes: The Art of Electronics … Continue reading


Innovative Product Design: An Interview with Rich Legrand


Rich Legrand founded Charmed Labs in 2002 to develop and sell innovative robotics-related designs, including the Xport Robot Kit, the Qwerk robot controller, the GigaPan robotic camera mount, and the Pixy vision sensor. He recently told us about his background, … Continue reading


Innovations in Mobile Robotics: An Interview with Nick Kohut

You can control Dash robots with a cell phone

Nick Kohut and a lab mate turned their academic interest in mobile robotics into an exciting business—Dash Robotics, which sells a small, insect-like running robot that you can control with a smartphone. We recently asked Nick about advances in running … Continue reading


Q&A: Innovations in Wearables and Virtual Reality

This is a virtual reality simulation system that supports research relating to chronic neck pain therapies developed by Dr. Markus Broecker and Dr. Ross Smith. (Image used with permission from Bruce H. Thomas, Wearable Computer Lab, University of South Australia)

New developments in wearable technology, virtual reality, and augment reality research are poised to change everything from healthcare to gaming. We recently asked Professor Bruce Thomas to tell us about the research in these areas taking place at the Wearable … Continue reading