2.4GHz 7 Turn Helical antenna - RHCP
thingiverse
* 2.4GHz Helical Antenna, 7-Turn RHCP * Reflector Template The notch in the inner circle indicates the location of the drill hole for coax cable, aligning with the start of the helix on the left side of the rectangular cutaway - space reserved for the Ohm Match. Based on calculations from Video Aerial Systems, also known as IBCrazy. For further guidance, refer to this tutorial: https://www.rcgroups.com/forums/showthread.php?1377791-Circularly-Polarized-Helical-antenna-7-5-13-dbi-New-Wave-Trap-match! To complete this project, you will need: 1. Reflector material - a blank PCB copper plate works well. 2. Design and create the Ohm Match - consult the tutorial for more details. 3. Wire for the helix - 1.0 to 1.5mm copper wire is suitable; refer to the tutorial for specifics. 4. Coax cable 5. An SMA or other connector for the coax cable to connect to your receiver.
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