Parabolic Antennas for 2 4GHz Part 1

In this video I take a look at parabolic antennas for the

2.5GHz. What is and what is not a parabola and modify the proven design of the windsurfer into a powerful directional antenna.

An interesting paper by Paul Wade on dish antennas:

Link to the parabolic design calculator:

Link to the windsurfer template: or

Link to the element template:



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    2 Discussions


    4 years ago on Introduction

    I remember, back in the day, we were all building these interesting little YAGI antennas with stacks of aluminum discs and Pringles chip cans...this is quite a change from that...!