initial commit / add all books

5 files changed, 76 insertions, 0 deletions

diff --git a/1184/CH14/EX14.1/Ex14_1.sce b/1184/CH14/EX14.1/Ex14_1.sce
new file mode 100755
index 000000000..d3022f3d9
--- /dev/null
+++ b/1184/CH14/EX14.1/Ex14_1.sce
@@ -0,0 +1,18 @@
+//Example 14-1, page No - 544

+

+clear

+clc

+

+f=310*10^6

+

+len1 =(492*0.97)/f

+len2 =(492/f)*0.8

+len3 =(984/f)*0.73

+z1 =120*log(35/2)

+len4 =234/f

+z2  = 73/2

+

+printf('The length and radiation resistance of the dipole \n are %.2f feet and 73 ohm respectively',len1*10^6)

+printf('\n\nThe length of the folded dipole are %.2f feet ',len2*10^6)

+printf('\n\nThe length and radiation resistance of the bow tie antenna \n are %.1f feet and %.1f ohm respectively',len3*10^6,z1)

+printf('\n\nThe length and radiation resistance of the groun plane antenna \n are %.3f feet and %.1f ohmrespectively',len4*10^6,z2)

diff --git a/1184/CH14/EX14.2/Ex14_2.sce b/1184/CH14/EX14.2/Ex14_2.sce
new file mode 100755
index 000000000..a2ec9f494
--- /dev/null
+++ b/1184/CH14/EX14.2/Ex14_2.sce
@@ -0,0 +1,19 @@
+//Example 14-2,page No - 553

+

+clear

+clc

+

+gain=14

+len=250

+attn_100=3.6

+f =220*10

+pin =50

+p =0.126

+

+pout =pin*p

+line_loss =pin-pout

+pwr_ratio = 25.1

+ERP = pwr_ratio*pout

+printf('The transmission line loss is %.2f',line_loss)

+printf('\n\nEffective raduated power is %.1f W',ERP)

+

diff --git a/1184/CH14/EX14.3/Ex14_3.sce b/1184/CH14/EX14.3/Ex14_3.sce
new file mode 100755
index 000000000..5a72caf54
--- /dev/null
+++ b/1184/CH14/EX14.3/Ex14_3.sce
@@ -0,0 +1,12 @@
+//Example 14-3, Page No - 556

+

+clear

+clc

+

+Z0 =50

+Zl =172

+f =460*10^6

+VF =0.86

+

+len =(246/f)*VF

+printf('The length of the impedance matching section \n needed for the Q section is %.2f feet',len*10^6)

diff --git a/1184/CH14/EX14.4/Ex14_4.sce b/1184/CH14/EX14.4/Ex14_4.sce
new file mode 100755
index 000000000..a04a69769
--- /dev/null
+++ b/1184/CH14/EX14.4/Ex14_4.sce
@@ -0,0 +1,10 @@
+//Example 14-4,Page No - 557

+

+clear

+clc

+

+f = 460*10^6

+VF = 0.66

+len = (246/f)*VF

+

+printf('The length of impedance matching section is %.3f feet',len*10^6)

diff --git a/1184/CH14/EX14.5/Ex14_5.sce b/1184/CH14/EX14.5/Ex14_5.sce
new file mode 100755
index 000000000..ac5d33e6a
--- /dev/null
+++ b/1184/CH14/EX14.5/Ex14_5.sce
@@ -0,0 +1,17 @@
+//Example 14-5,Page No - 567
+
+clear
+clc
+
+ht =275
+hr =60
+f=224*10^6
+pt=100
+Gt = 26
+Gr = 3.27
+
+D =((2*ht)^0.5+(2*hr)^0.5)*1.61
+lamda = 300/f
+Pr = (pt*Gt*Gr*lamda^2)/(16*3.14^2*D^2)
+printf('The maximmum transmitting distance is %.1f kilometer',D)
+printf('\n\n The received power is %.1f nW',Pr*10^15)