KiCAD Projects: UniBalun by DG1JAN
DG1JAN made a small PCB that can be used to build a light qrp dipole with 1:1 or 1:2 Balun or a HWEF with (1:49 UnUn).
There are already so many antennas existing for SOTA, POTA, etc. If you need more info and KiCAD PCB projects file can go to the link below: