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diff --git a/backup/temp_version_backup/chapter16.ipynb b/backup/temp_version_backup/chapter16.ipynb new file mode 100755 index 00000000..a3463547 --- /dev/null +++ b/backup/temp_version_backup/chapter16.ipynb @@ -0,0 +1,216 @@ +{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:526f0478ca7a5ec4522d70a6832114c547e4784f425e0391463d5037753dde9d"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter 16 Microwave communication"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 16.1 Page no 616"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Zsrc =50\n",
+ "Zld =136\n",
+ "f =5800.0*10**6\n",
+ "Er =2.4\n",
+ "\n",
+ "#Calculation\n",
+ "Zq =(Zsrc * Zld)**0.5\n",
+ "Vp =1/(Er)**0.5\n",
+ "lamda = 300/f\n",
+ "len = (lamda/4.0)*38.37*Vp\n",
+ "\n",
+ "#Result\n",
+ "print\"(a) The required impedance is \",round(Zq,2),\"ohm\"\n",
+ "print\"(b) The length of the microstrip \",round(len*10**6,2),\"inches\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(a) The required impedance is 82.46 ohm\n",
+ "(b) The length of the microstrip 0.32 inches\n"
+ ]
+ }
+ ],
+ "prompt_number": 3
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 16.2 Page no 623"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "w=0.65\n",
+ "h=0.38\n",
+ "\n",
+ "#Calculation\n",
+ "fco = 300/(2.0*((0.65*2.54)/100.0))\n",
+ "f =1.42*fco\n",
+ "\n",
+ "#Result\n",
+ "print\"(a) The cutoff frequency of the \",round(fco/10**3,3),\"GHz\"\n",
+ "print\"(b) Operating frequency of the wavwguide is \",round(f/10**3,1),\"GHz\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(a) The cutoff frequency of the 9.085 GHz\n",
+ "(b) Operating frequency of the wavwguide is 12.9 GHz\n"
+ ]
+ }
+ ],
+ "prompt_number": 7
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 16.3 Page no 623"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#for the above question\n",
+ "print\"The c band is approximately 4 to 6 Ghz since a waveguide acts as a high pass filter with cut off of 9.08 Ghz it will not pass c band signal\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The c band is approximately 4 to 6 Ghz since a waveguide acts as a high pass filter with cut off of 9.08 Ghz it will not pass c band signal\n"
+ ]
+ }
+ ],
+ "prompt_number": 8
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 16.4 Page no 648"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "lamda1 =5.0\n",
+ "f2 = 15.0*10**9\n",
+ "D=1.524\n",
+ "\n",
+ "#Calculation\n",
+ "f1=984/lamda1\n",
+ "lamda2 =300/f2\n",
+ "G = (6*(D/lamda2)**2)\n",
+ "B = 70/(D/lamda2)\n",
+ "\n",
+ "#Result\n",
+ "print\"(a) The lowest possible oprerating frequency is \",f1,\"MHz\"\n",
+ "print\"(b) The gain at 15 Ghz is \",G/10**12\n",
+ "print\"(c) The beam width at 15Ghz is \",round(B*10**6,2),\"degree\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(a) The lowest possible oprerating frequency is 196.8 MHz\n",
+ "(b) The gain at 15 Ghz is 34838.64\n",
+ "(c) The beam width at 15Ghz is 0.92 degree\n"
+ ]
+ }
+ ],
+ "prompt_number": 9
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 16.5 Page no 661"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "T = 9.2\n",
+ "theta = 20\n",
+ "sin20 = 0.342\n",
+ "a=5280\n",
+ "\n",
+ "#Calculation\n",
+ "D_nautical = T/12.36\n",
+ "D_statute =D_nautical*0.87\n",
+ "A = D_statute*0.342\n",
+ "A1=A*a\n",
+ "\n",
+ "#Result\n",
+ "print\"(a) The line of distance to the aircraft in the statute miles \",round(D_statute,3)\n",
+ "print\"(b) The altitude of the aircraft is \",round(A,2),\"mi\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(a) The line of distance to the aircraft in the statute miles 0.648\n",
+ "(b) The altitude of the aircraft is 0.22 mi\n"
+ ]
+ }
+ ],
+ "prompt_number": 5
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
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