We've developed numerous Arduino modules for various fields of teaching. Each section is divided into kindergarten through 6th grade and 6th grade through 12th grade. While some of these modules can ...

So it is no surprise that hams like [jmharvey] will build an antenna analyzer from a DDS module and an Arduino instead of dropping a few hundred dollars on a commercial unit. As he points out ...

We shouldn’t be surprised a factory in China is now turning out Arduino-compatable Nixie modules (English translation, but don’t get your hopes up), but there it is. The modules are based on ...