PREFFER BETTER VERSION V3--> https://www.thingiverse.com/thing:4303929

---------------------------------------- OLD VERSION ----------------------------------------

it's a v2 antenna of my first antenna https://www.thingiverse.com/thing:2945004
it's based of https://hamwaves.com/lpda/ calculator

frequency: 700Mz to 2700Mz

you need :
1.5mm copper wire(absolut need copper)
glue
iron soldering

if you use coaxial cable you need to add balun adapter like this: https://www.onetransistor.eu/2015/10/wideband-antenna-matching-transformer.html

Test on huawei B525s-23a (firmware: 11.189.61.00.1217)