In this installment of his regular column, the author relates details of a recent conversation about citizen radio and provide technical tips about dipole antennas.
Copthorne Macdonald, founder of New Directions Radio, is a long time advocate of citizens radio.
PHOTO: MOTHER EARTH NEWS STAFF
The end-to-end length in feet of dipole antennas should be equal to 468/f ,where f is the frequency in megahertz. It's possible to connect several antennas cut for different bands to a single transmission line. They should fan out as shown by the dotted lines.