Antenna 4G+ LTE-A

It's a log parabolic antenna 800-2700mhz for router 4g
Made with http://hamwaves.com/lpda/

you need copper wire 1.5mm like copper in electrical cable .

made with solidworks

INPUT
Lowest frequency f₁ = 800 MHz
Highest frequency fₙ = 2700 MHz
Diameter of the shortest element ⌀ = 100 mm
Characteristic input impedance Z₀ᵢ = 50 Ω
Taper τ = 0.880
Optimal relative spacing σₒₚₜ = 0.163
Chosen relative spacing σ = 0.060