quarter-wave vertical antenna

quarter-wave vertical antenna

(a) Calculate the length of a quarter-wave vertical antenna for each of the following services: CB radio at 27 MHz; cordless phone at 49 MHz; FRS at 460 MHz; cellular radio at 800 MHz; and PCS at 1800 MHz.
(b) What can you conclude about the ease of designing portable transceivers for each of these services?

quarter-wave vertical antenna