~ |) Go oy = cos an ( apex i Ry, = after Stem St. ki (n+ 5) (Rade, 1s) py + “For hi) se Vi wn reflections L 4+ Vi>- ve") 17) he: ; 15) Replace Oo and 17) valid s#) amd t6) = 0 after by: wn veflections Rg “Cosd)f| a rach VeVi)" ha (VeVe Ve-¥, , General ray Vo-V, V>-V, priture sumilar to — For i | a roy tracing °4y air using method , TO. reAoi3 see. DO. Acoust, Soc. Amer. AL ) “205 (1947) Rothwell, 2 Td. Dawage: Case 18) 13 bursts. (7) | | R = thos Neav as I XO hy | ! Case peye Jl. Ye va Vi~Ve Ve F - vg tan ra 6a- Wisin Go Cos? ee 4T Rk» Vg (4) ground Zero: Sam Go I Smear = wr %) a 4 se 68 -1) + j y+ cos Fo & ha? +o) LUNL 21) R hg 74 22) oT Fov Yad |