Physicist and frequent eFlea participant Eric Einarsson built a yagi antenna to boost the reception and transmission distance for his brother’s cell phone. Eric writes: Here is some information and ...

[Tommy Gober] built this Yagi-Uda antenna that has some handy design features. The boom is a piece of conduit with holes drilled in the appropriate places. The elements are aluminum arrow shafts; a ...

LoRa gear can be great for doing radio communications in a light-weight and low-power way. However, it can also work over great distances if you have the right hardware—and the right antennas in ...

Effective immediately, the SENCITY SPOT-M Yagi antenna is expanding the CBTC (Communication-Based Train Control) product portfolio from HUBER+SUHNER. This WiFi antenna was specially developed for the ...

I've constructed hundreds of antennae in the past. Bowtie dipole arrays, biquads, parabolic reflector dipoles, straight up yagi, logarithmic yagi, log periodic, heliacal and simple 1/4 whips. So when ...