Antennas are affected by their proximity to the ground and many other factors. So it is very difficult to work antenna harmonics without an antenna tuner. MULTI BAND HF FAN DIPOLE ANTENNA DESIGN The above is a sample of a no tuner required Ham band or any band you choose to scale it's operation antenna. However, it isn't too portable: pg2 The no-tune all band antenna in a single wire (without bulky traps etc) is the Ham's fountain of Youth. It really sounds simple until you build one.