9fd99e4b_mateur_Extra_2002___Hamboozler__Question
[Name] E9C01 [Study] Start [Question] 
What is the radiation pattern of two 1/4-wavelength vertical antennas spaced 1/2-wavelength apart and fed 180 degrees out of phase?
Questions in US Amateur Radio - Amateur Extra 2002 - Hamboozler
Question