QFH Antenna | PDF
Helical Quad Antenna for Weather Satellites | Housedillon
RTL-SDR Tutorial: Receiving NOAA Weather Satellite Images
Working the International Space Station with a QFH antenna – Alick Gardiner – Functional and occasional Security Tester
weather satellite ground station
Quadrifilar helicoidal antenna - Javascript on-line calculator
HAM RADIO | Homebrew QFH antenna with APT-format transmission from NOAA 18 satellite, 518 miles up, and over New England | Facebook
QFH Antenna and my first reception of NOAA! | Lets Hack It
Board compatibility from Aliexpress and antenna questions - Support - Meshtastic
Building a QFH-Antenna and How I Did It : 7 Steps (with Pictures) - Instructables
The Antenna - wx
Quadrifilar helicoidal antenna - Pictures first (coax) version
1.6 GHz ebay QFH antenna "kit". ideas to make it easier to be successful.
macpod on Twitter: "NOAA 19 4/25/2020 - QFH Antenna -> 20ft coax -> custom filter -> BT-200 LNA -> #sdrangel (Wideband FM, RBFW 45Khz, AFBW 17kHz, Sq set to min). I probably
Quadrifilar helicoidal antenna - Introduction
Quadrifilar helicoidal antenna - Javascript on-line calculator
QFH antenna CO optimizer architecture. | Download Scientific Diagram
QFH Antenna and my first reception of NOAA! | Lets Hack It
Aeronetworks sro - Airborne Linux: Parasitic Quadrifilar Helical Antenna
Weather satellite
WX Satellite Img Downlink Project
Help Getting the Right Dimensions for QFH Antenna : r/RTLSDR
Quadrifilar helicoidal antenna - Copper pipe version of the QFH
Sam on Twitter: "Built a wider and more precise L-Band QFH this afternoon. Hopefully it's tuned closer to 1.54 GHz than the last attempt. https://t.co/dtH8wdV0JL" / Twitter
Building a QFH-Antenna and How I Did It : 7 Steps (with Pictures) - Instructables
I feel like building a QFH antenna again and will measure properly this time : r/RTLSDR
OH2GVB Quadrifilar Helical Antennas
NOAA Satellite Signals With a PVC QFH Antenna and Laptop : 9 Steps (with Pictures) - Instructables
