SELECTIVE FADING OF MICROWAVES 



79 



Fig. 7 — Rei^rpsentative freciuency-sweep patterns oljserved on the Murray 

 Hill-Crawford Hill path. (Summer 1949.) (a) Normal day. (h) Two components 

 with a path difference of two feet, (c) Two main components with a i)ath differ- 

 ence of about six feet plus a small third component, (d) Multiple component 

 pattern. 



