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Design and construction details of a helical antenna
Here is a page with images of a 3-turn helicoid that was built for a reception system in the 1690 MHz band
post 06 Jul 2024
Helix Antennas Links →
2m-70cm-quadrifilar-helical-antenna
Build a pair of QHAs, one for 2 meter and one for 70 cm. A diplexer is of course needed to connect both to the single antenna connector of a dualband radio
2.4Ghz Helix antenna
Antenna especially for frequencies in the range 2 - 5 GHz this design is very easy, practical, and, non critical
2400 MHz Helix Antenna
This antenna is easy to build and suitable for broadband work, satellite work and terrestrial work
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Build a pair of QHAs, one for 2 meter and one for 70 cm. A diplexer is of course needed to connect both to the single antenna connector of a dualband radio
Antenna especially for frequencies in the range 2 - 5 GHz this design is very easy, practical, and, non critical
This antenna is easy to build and suitable for broadband work, satellite work and terrestrial work
Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice
Amateur radio kits by Kanga US
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