antennas have gain less than reflector antennas but have more lenient tolerance on surfaces.

Related MCQs

• The pattern of the reflector in a reflector antenna is called:
• Reflector antennas are widely used to modify radiation patterns of radiating elements.
• The antennas which offer high operational bandwidth and the antenna parameters are maintained over a wide range of antennas are called:
• In conventional amplifiers, a flat gain response is achieved at the cost of reduced gain. But this drawback can be overcome by using:
• A parabolic reflector used for reception with the direct broadcast system is 18 inches in diameter and operates at 12.4 GHz. The far-field distance for this antenna is:
•                  is a single cavity klystron tube that operates as on oscillator by using a reflector electrode after the cavity.
• Dipole antennas are an example for:
•                    antennas consist of a regular arrangement of antenna elements with a feed network
• Antennas having a constant pattern in the azimuthal plane are called                            
• Antennas are used