ANTENNAE adminSeptember 21, 2023October 14, 2023CHAPTERWISE QUESTIONS OXFORD, RADIO NAVIGATION Results - ANTENNAE ANTENNAE HD Quiz powered by harmonic design #1. The ideal length for a Marconi aerial for a frequency of 406 MHz is: 36.9 cm 36.9 cm 35.1 cm 35.1 cm 17.5 cm 17.5 cm 18.5 cm 18.5 cm #2. A disadvantage of directivity is: reduced range reduced range sidelobes sidelobes phase distortion phase distortion ambiguity ambiguity #3. Which of the following is not an advantage of a slotted antenna (phase array)? reduced sidelobes reduced sidelobes improved resolution improved resolution reduced power reduced power directivity directivity #4. The ideal length of a half wave dipole for a frequency of 75 MHz is: 1.9 m 1.9 m 95 cm 95 cm 3.8 m 3.8 m 47.5 cm 47.5 cm Finish ANTENNAE