Cobham Antenna Systems has unveiled the first in a new range of high power, directional spiral antennas. The FPA-0.7-2.7R/2319 has been developed to offer high power, high gain and circular ...
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 ...
Nearly 20 years ago, as a young engineering student in his native Serbia, Dejan Filipovic won the Nikola Tesla Foundation award for young inventors for his undergraduate thesis on spiral antenna ...
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