E9H01:When constructing a Beverage antenna, which of the following factors should be included in the design to achieve good performance at the desired frequency?
Direct answer summary (2024-2028 NCVEC pool)
The official correct answer for E9H01 is It should be at least one wavelength long.
The key fact is It should be at least one wavelength long. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.