Antenna HELIX 2.4GHZ

thingiverse

Helix for TX oscar-100 sat LHCP, A lower section reflector is required and a cable adjustment to the VNA meter connector will be necessary later. 1, 2, 3, 4 clockwise: LHCP 1, 2, 3, 4 counter-clockwise: RHCP Frequency = 2405 mhz Wavelength = 124.7 mm Ideal internal diameter = 42.2 mm Gain = 9.39dBi Conductor diameter = 1 mm Winding step (between centers) = 28.6 mm Total conductor length = 680 mm + 29mm if you prefer to put the connector outside as shown in the image Minimum reflector diameter = 77.3 mm Total antenna length = 114.7 mm