One of the great things about the Hackaday community is how quickly you find out what you don’t know. That’s not a bad thing, of course; after all, everyone is here to get smarter, right? So let’s ...

The demand for convenient and reliable switching systems is increasing across homes, offices, and industrial environments.

We live our lives in a wireless world, from our short-range radio toys to our garage door openers, which become our own personal internet of things encircling our entire home. These radio tools and ...

The author is a consultant in Carterton, New Zealand. This follows up his December article “Tuned Bandpass Filter Is Solution to Backup STL.” Many years ago, the active whip antenna and the active ...

Powercast has unveiled its Ubiquity wireless power transmitters, which use radio frequency (RF) power to charge devices over the air. The Pittsburgh, Pennsylvania-based company showed off its Ubiquity ...

Wireless charging technology company Powercast has released a new RF-based over-the-air (OTA) wireless power system that enables radio frequency identification (RFID) transmission, as well as a power ...

This is very stable, harmonic free, long range fm transmitter circuit which can be used for fm frequencies between 88 and 108 MHz. This can cover 5km range (long distance). It has a very stable ...