PD5DJ Articles

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New – Bigwheel antenna for 2m 5 (2)

Yesterday I picked up a secondhand Wimo Bigwheel antenna for 2m. This antenna has somewhat more gain then my Homebrew SQualo. I have completely disassembled the antenna, and cleaned and rinsed all parts and...

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Rotator Interface 0 (0)

Do you need a Rotator Interface for example Satellite tracking? Over the years I have made several Rotator intefaces that you can hook up to your PC, Mac or Linux system. The interface is...

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13cm S-Band Helical antenna 0 (0)

For 13cm S-Band Satellite reception, I needed a Circular polarized antenna. I have decided to build one my own again. read more on the project page: 13cm S-Band Helical antenna