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Diffstat (limited to 'Principles_Of_Electronic_Communication_Systems/chapter3.ipynb')
| -rwxr-xr-x | Principles_Of_Electronic_Communication_Systems/chapter3.ipynb | 331 |
1 files changed, 0 insertions, 331 deletions
diff --git a/Principles_Of_Electronic_Communication_Systems/chapter3.ipynb b/Principles_Of_Electronic_Communication_Systems/chapter3.ipynb deleted file mode 100755 index ef029e65..00000000 --- a/Principles_Of_Electronic_Communication_Systems/chapter3.ipynb +++ /dev/null @@ -1,331 +0,0 @@ -{
- "metadata": {
- "name": "",
- "signature": "sha256:8e1b5c14d4876dc6b60f9f51fe0f04e94941e7f01c84340bf3441e1daf170b7a"
- },
- "nbformat": 3,
- "nbformat_minor": 0,
- "worksheets": [
- {
- "cells": [
- {
- "cell_type": "heading",
- "level": 1,
- "metadata": {},
- "source": [
- "Chapter 3 Amplitude modulation fundamentals"
- ]
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 3.1 page no 99"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "Vmax = 5.9\n",
- "Vmin = 1.2\n",
- "\n",
- "#Calculation\n",
- "m = (Vmax-Vmin)/(Vmax+Vmin)\n",
- "Vc = (Vmax+Vmin)/2.0\n",
- "Vm = (Vmax-Vmin)/2.0\n",
- "m = Vm/Vc\n",
- "\n",
- "#Result\n",
- "print\"(a) The modulation index is \",round(m,2)\n",
- "print\"Vc= \",Vc,\"Vm= \",Vm,\"(for 2 volt/div on verticle scale)\"\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The modulation index is 0.66\n",
- "Vc= 3.55 Vm= 2.35 (for 2 volt/div on verticle scale)\n"
- ]
- }
- ],
- "prompt_number": 1
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 3.2 page no 102"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "frq =980*10**3\n",
- "frq_range = 5*10**3\n",
- "\n",
- "#Calculation\n",
- "fusb = frq+frq_range\n",
- "flsb = frq-frq_range\n",
- "bw=fusb-flsb\n",
- "\n",
- "#Result\n",
- "print\"The upper sideband is at \",fusb/10**3,\"Khz\"\n",
- "print\"Lower sideband is at \",flsb/10**3,\"Khz\"\n",
- "print\"the babdwidth is \",bw/10**3,\"KHz\"\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The upper sideband is at 985 Khz\n",
- "Lower sideband is at 975 Khz\n",
- "the babdwidth is 10 KHz\n"
- ]
- }
- ],
- "prompt_number": 2
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 3.3 page no 106"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "Pc = 30\n",
- "m=0.85\n",
- "\n",
- "#Calculation\n",
- "Pt = Pc*(1+ (m**2/2.0))\n",
- "Psb_both =Pt-Pc\n",
- "Psb_one = Psb_both/2.0\n",
- "\n",
- "#Result\n",
- "print\"The total power is \",round(Pt,1),\"watt\" \n",
- "print\"The power in one sideband is \",round(Psb_one,1),\"Watt\"\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The total power is 40.8 watt\n",
- "The power in one sideband is 5.4 Watt\n"
- ]
- }
- ],
- "prompt_number": 3
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 3.4 page no 108"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "R = 40\n",
- "I = 4.8\n",
- "m=0.9\n",
- "\n",
- "#Calculation\n",
- "Pc = I**2*R\n",
- "Pt = (I*(1+(m**2/2.0))**0.5)**2*R\n",
- "Psb = Pt-Pc\n",
- "\n",
- "#Result\n",
- "print\"(a) The carrier power is \",Pc,\" watt\"\n",
- "print\"(b) Total power = \",round(Pt,0),\"watt\"\n",
- "print\"(c) Sideband Power = \",round(Psb,1),\"watt\"\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "(a) The carrier power is 921.6 watt\n",
- "(b) Total power = 1295.0 watt\n",
- "(c) Sideband Power = 373.2 watt\n"
- ]
- }
- ],
- "prompt_number": 6
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 3.5 page no 108"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#given\n",
- "It = 5.1\n",
- "Ic =4.8\n",
- "\n",
- "#Calculation\n",
- "m=(2*((It/Ic)**2-1))**0.5\n",
- "\n",
- "#Result\n",
- "print\"The percentage of modulation is \",round(m*100,0)\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The percentage of modulation is 51.0\n"
- ]
- }
- ],
- "prompt_number": 7
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 3.6 page no 109"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "m = 0.9\n",
- "Pc = 921.6\n",
- "\n",
- "#calculation\n",
- "Psb = (m**2*Pc)/4.0\n",
- "\n",
- "#Result\n",
- "print\"The power in one sideband \",round(Psb,1),\"Watt\"\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The power in one sideband 186.6 Watt\n"
- ]
- }
- ],
- "prompt_number": 8
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 3.7 page no 113"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "Vpp = 178\n",
- "R = 75.0\n",
- "\n",
- "#Calculation\n",
- "Vp =Vpp/2.0\n",
- "Vrms = 0.707*Vp\n",
- "PEP =(Vrms**2/R)\n",
- "\n",
- "#Result\n",
- "print\"The peak envelop power is \", round(PEP,1),\"Watt\"\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The peak envelop power is 52.8 Watt\n"
- ]
- }
- ],
- "prompt_number": 9
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 3.8 page no 113"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "Vs =24\n",
- "Im =9.3\n",
- "\n",
- "#Calculation\n",
- "PEP = Vs*Im \n",
- "Pavg1 = PEP/3.0\n",
- "Pavg2 = PEP/4.0\n",
- "\n",
- "#Result\n",
- "print\"(a) The peak envelope power is \",PEP,\"watt\"\n",
- "print\"(b) Average power of transmitter is \",Pavg2,\"watt to\",Pavg1,\"watt\"\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "(a) The peak envelope power is 223.2 watt\n",
- "(b) Average power of transmitter is 55.8 watt to 74.4 watt\n"
- ]
- }
- ],
- "prompt_number": 10
- }
- ],
- "metadata": {}
- }
- ]
-}
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