Added(A)/Deleted(D) following books

 A  Electronic_Communication_by_D._Roddy/Chapter10_Angle_Modulation_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter11_Pulse_Modulation_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter12_Digital_Communications_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter13_Transmission_Lines_And_Cables_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter14_WaveGuides_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter15_Radio_Wave_Propogation_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter16_Antennas_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter17_Telephone_Systems_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter18_Fascimile_and_Television_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter19_Satellite_Communications_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter1_Passive_Circuits_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter20_Fibre_Optic_Communication_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter2_Waveform_Spectra_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter4_Noise_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter5_Tuned_Small_Signal_Amplifiers,_Mixers_and_Active_Filters_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter6_Oscillators_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter7_Receivers_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter8_Amplitude_Modulation_1.ipynb
A  Electronic_Communication_by_D._Roddy/Chapter9_Single_Sideband_Modulation_1.ipynb
A  Electronic_Communication_by_D._Roddy/screenshots/1.PNG
A  Electronic_Communication_by_D._Roddy/screenshots/12.PNG
A  Electronic_Communication_by_D._Roddy/screenshots/9.PNG
A  Microwave_engineering__by_D.M.Pozar_/Chapter_10_ACTIVE_MICROWAVE_CIRCUITS_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_12_INTRODUCTION_TO_MICROWAVE_SYSTEMS_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_1_ELECTROMAGNETIC_THEORY_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_2_TRANSMISSION_LINE_THEORY_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_3_TRANSMISSION_LINE_AND_WAVEGUIDES_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_4_MICROWAVE_NETWORK_ANALYSIS_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_5_IMPEDENCE_MATCHING_AND_TUNNING_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_6_MICROWAVE_RESONATORS_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_7_POWER_DIVIDERS_DIRECTIONAL_COUPLERS_AND_HYBRIDS_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_8_MICROWAVE_FILTERS_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/Chapter_9_THEORY_AND_DESIGN_OF_FERRIMAGNETIC_COMPONENTS_2.ipynb
A  Microwave_engineering__by_D.M.Pozar_/screenshots/Screen_Shot_2016-06-29_at_6.34.43_pm.png
A  Microwave_engineering__by_D.M.Pozar_/screenshots/Screen_Shot_2016-06-29_at_6.35.29_pm.png
A  Microwave_engineering__by_D.M.Pozar_/screenshots/Screen_Shot_2016-06-29_at_6.36.09_pm.png

1 files changed, 101 insertions, 0 deletions

diff --git a/Electronic_Communication_by_D._Roddy/Chapter11_Pulse_Modulation_1.ipynb b/Electronic_Communication_by_D._Roddy/Chapter11_Pulse_Modulation_1.ipynb
new file mode 100644
index 00000000..f9a35e7b
--- /dev/null
+++ b/Electronic_Communication_by_D._Roddy/Chapter11_Pulse_Modulation_1.ipynb
@@ -0,0 +1,101 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Chapter11 Pulse Modulation"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 11.3.1,Pg.no.392"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "The no . of bits per code word is 7.512\n",
+      "Rounded off to 8\n"
+     ]
+    }
+   ],
+   "source": [
+    "import math\n",
+    "SNR=40.0\n",
+    "#a) Determination of no . of bits /code\n",
+    "n=(SNR -(10*math.log10(3))-(-10))/(20*math.log10(2))\n",
+    "n=round(n,3)\n",
+    "print 'The no . of bits per code word is',n\n",
+    "print 'Rounded off to 8'"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 11.3.2,Pg.no.393"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "a)The transmission BW is 64000.0 Hz\n",
+      "b)The quantization S/N ration is 48.0\n"
+     ]
+    }
+   ],
+   "source": [
+    "import math\n",
+    "q=1.0\n",
+    "W=4*10**3\n",
+    "n=8.0\n",
+    "#a) Determination of Tx Bandwidth\n",
+    "B=(1+q)*W*n\n",
+    "print 'a)The transmission BW is',B,'Hz'\n",
+    "#b) Determination of quantization S/N ratio\n",
+    "SN_dB=6*n\n",
+    "print 'b)The quantization S/N ration is',SN_dB"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 2",
+   "language": "python",
+   "name": "python2"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 2
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython2",
+   "version": "2.7.10"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}