Category Archives: site

Back at the workshop

We’re back from Maker Faire. Most forum posts have been answered, still a few to go. Email should be cleared by the end of the day. Free PCB codes and free PCBs will go out soon. Normal support and posting will resume shortly. Thanks for your patience. Here’s some stuff we want to address ASAP: […]

CMU robotics academy materials

Carnegie Mellon University (CMU) has a number of free online materials from their Robotics Academy. The programs, designed to spark interest in robotics among younger students, are known as FIRE, for Fostering Innovation through Robotics Exploration. The program’s mission is to “use the motivational effects of robotics to excite students about science and technology.” The […]

Facebook Wordbooker bug update

On Friday and Saturday posts weren’t pushed to Facebook. Problems cropped up after upgrades to the latest WordPress and Wordbooker plugin a few days ago. A Wordbooker reset helped a little yesterday, but then failed again. We’re back on the previous version of Wordbooker now and will monitor the Facebook page all day. We’re really […]

Jameco Puzzler: a non-electronic voice transmitter?

The legendary Forrest M. Mims, III, created the above puzzler for Jameco. If the radio DJ performing a show while perched on the construction boom drops his cellphone, how can be proceed with his radio show if he is prohibited from touching the ground? Visit the Jameco site for more details, hints and the solution […]

FCC launches beta of new website

The FCC has launched the beta version of its newly redesigned website. New tools for exploring spectrum allocation, radio frequency licenses, rules and more. According to their press release:This beta launch isn’t a beta in a traditional sense. FCC.gov will change again — and quickly. It’s an approach that’s fairly foreign to the way most […]

Open Source Hardware Bank

The Open Source Hardware Reserve Bank is a new program whose mission is to fund and invest in Open Source Hardware. It helps open source projects achieve scale discounts at low quantities of production, where most DIY happens. The objective of the bank is to break-even, and sustain and grow Open Source Hardware. Check out […]

Get basic hardware info using FCC ID number

When reverse engineering RF related hardware, you may notice an FCC ID number on a placard near the device’s model and serial numbers. The first three letters of the ID represents the “Grantee Code”, and the remaining letters and numbers are the “Product Code”. By entering these two values in the FCC ID Search Form […]

Radio spectrum dashboard

The FCC has a unique and authoritative reference known as the Radio Spectrum Dashboard. It provides a public means of reviewing how spectrum bands are allocated and for what uses, and who holds licenses and in what areas. This version provides basic, plain language information about frequencies generally deemed appropriate for mobile broadband (225 MHz […]

Testing the Seeeduino Stalker in extreme conditions

Seeed Studio is torture testing the Seeeduino Stalker, all-weather data-logging device: To survive in the weather like “2012″ or “the day after tomorrow”, this is not enough. We want to find the limitation of Seeeduino Stalker. Interesting project. What’s the most extreme conditions your projects have faced?

ANTI-SPAM MOD: Disable links to fight spam in phpBB3

Spam poured in after our recent move to a phpBB3 forum. Captchas, registration questions, and other measures only stopped the stupidest scripts and annoyed everyone. No more of that cat and mouse game, we’re trying something new. We deny spammers what they want: most links are now disabled for new users and guests. This dead-simple […]