(1) Shall be neutral in color and bear no advertising emblem or information other than the name of the manufacturer in letters not to exceed two inches in height;

(2) Shall be compatible with the appearance and character of the neighborhood;

(3) Shall be limited to one per lot;

(4) Shall not exceed 10 feet in diameter;

(5) Shall not be roof-mounted;

(6) Shall be located only in a rear yard a minimum of 20 feet from any lot line. (Ord. 970 § 1, 1996).