31 Oct '17, 11pm

Making Braille Signs out of PCBs

Making Braille Signs out of PCBs

[jg] recently passed some damaged Braille signs and took on the challenge of repairing them . Informed by his recent work on PCB lapel pins , [jg] immediately thought of using circuit boards for this project. He’d noticed that round solder pads made for uniform hills of solder, and this reminded him of the bumps in Braille. He began by reading up on the standards of the Braille Authority of North America, which stipulates a dot height of 0.6mm. He loaded up the PharmaBraille font system and laid it out the dots in photoshop, then and imported it into KiCad and laid out the boards. When the PCBs had arrived from OSH Park, [jg] soldering up the pads (lead free, but of course) to see if he could get the hills to 0.6mm. He’s experimenting with different methods of melting the solder to try to get more even results. Braille interfaces crop up a surprising amount in hacker proje...

Full article: https://hackaday.com/2017/10/31/making-braille-signs-out-...

Tweets

4 Signs to Watch at COP23

4 Signs to Watch at COP23

renewableenergyworld.com 01 Nov '17, 7pm

As the first small island nation to preside over a global climate summit, the government of Fiji has made protecting the v...

Mouser signs Helium #IoT @MouserElec @MouserElecEU @helium

Mouser signs Helium #IoT @MouserElec @MouserEle...

electronicsweekly.com 30 Oct '17, 12pm

Helium says its products reduce IoT cost of operation. Their product line features Atom Modules, starter kits, and adapter...

Chemotransfer for DIY PCBs

hackaday.com 22 Oct '17, 8am

Making PCBs with the toner transfer method has been around since you could buy your traces at Radio Shack. There are a mil...

Norwegian Firm Signs Deal For 2 Gigawatt Solar Project In Iran

Norwegian Firm Signs Deal For 2 Gigawatt Solar ...

cleantechnica.com 30 Oct '17, 2pm

This is the second Norwegian company to have signed a solar project development deal in Iran. In September this year, Scat...

4 Signs to Watch at COP23

4 Signs to Watch at COP23

wri.org 27 Oct '17, 1pm

Two years after the world joined together to forge the Paris Agreement on climate change, representatives from around the ...