QFA (QFH) Antenna, 70cm Band
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QFA (QFH) antenna for 70cm band, 435 MHz, printed and dressed with copper tape. ❤🇺🇦💪
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Updated at source:
Model information
- Source
- Printables
- Category
- Electronics
- License
- Creative Commons — Attribution — Noncommercial
General
After reading an interesting artikel about Quadrifilar Helical Antennas I got inspired and wanted to print one
The creation of this antenna described in detail at QFA Antenna. Models and simulations are available on GitHub: quadrifilar.
Test in : anechoic chamber qfa-9-and-10-in-anechoic-chamber
There is a Radome available for this antenna: Radome 70cm QFE
Printing and building
Follow instruction published here: https://sa0pej.wordpress.com/3d-print-and-build-qfa-antenna/
Version History
2024-05-05 First release
2024-05-06 Right hand helix was missing pins to mount base
2024-05-18 A side had 4mm too short leg in helix pairs