E9C05

What is the purpose of feeding an off-center-fed dipole (OCFD) between the center and one end instead of at the midpoint?

1. ATo create a similar feed point impedance on multiple bands
2. BTo suppress off-center lobes at higher frequencies
3. CTo resonate the antenna across a wider range of frequencies
4. DTo reduce common-mode current coupling on the feed line shield

Pick an answer to check it.