problem 1: What is the need of an array? Describe the three different types of array with regard to beam pointing direction.
problem 2: What do you mean by the term linear array? Compare Broad side array and End fire array?
problem 3: Describe the constructional features and characteristics of a rhombic antenna?
problem 4: Sketch and describe the constructional features of a helical antenna?
problem 5: Differentiate between Resonant and non-resonant antennas.