All References

Coppens, John. 2025. Accessed 2026-01-18. “Quadrifilar Helicoidal.” Online. https://web.archive.org/web/20250915134142/https://jcoppens.com/ant/qfh/calc.en.php.

Davis, Kelby, and Reyhan Baktur. 2022. “Design, Fabrication, and Tuning Techniques of Quadrifilar Helix Antennas for Small Satellites.” In 36th Annual Small Satellite Conference. Utah State University. https://doi.org/10.26077/MH12-RC18.

G0HPO. 2026. “QFH Antenna (the Quadrifilar Helical Antenna).” Online. Accessed 2026-01-18. http://www.rocob.plus.com/main.html.

Hollander, R. W. 1999. “Resonant Quadrafilar Helical Antenna.” Online. Accessed 2026-01-18. http://www.kunstmanen.net/WKfiles/Techdocs/RQHA/RQHA1999-1eng.pdf.

Matjaz Vidmar, S53MV. 2026. “A Homemade Receiver for GPS & GLONASS Satellites.” Online. Accessed 2026-01-19. https://lea.hamradio.si/~s53mv/navsats/analog.html.

Niskanen, Antti J. 2026. “OH2GVB Quadrifilar Helical Antennas.” Online. Accessed 2026-01-18. https://uuki.kapsi.fi/qha.html.

Seamount, Charles Eames. 1989. “The Fractional Turn Quadrifilar Helix Antenna.” Master’s thesis, California State University, Northridge. https://scholarworks.calstate.edu/downloads/pr76f722g.

Shivandas, Dilipkumar. 2004. “BROADBAND COUNTER-WOUND HELIX ANTENNAFOR LAND MINE DETECTION.” Master’s thesis, Naval Postgraduate School. https://apps.dtic.mil/sti/pdfs/ADA422326.pdf.

“The Quadrifilar Helix Antenna.” n.d. Online. Accessed 2026-01-19. http://www.av.it.pt/medidas/data/Manuais & Tutoriais/Software/XilinX/Kirby_SMA_Kit/85033-SN0211/Antenna-related-material/The_Quadrifilar_Helix_Antenna.pdf.