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| author | hardythe1 | 2015-06-03 15:27:17 +0530 |
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| committer | hardythe1 | 2015-06-03 15:27:17 +0530 |
| commit | df60071cf1d1c18822d34f943ab8f412a8946b69 (patch) | |
| tree | ab059cf19bad4a1233a464ccf5d72cf8b3fb323c /Electronic_and_Electrical_Measuring_Instruments_&_Machines/Chapter2.ipynb | |
| parent | fba055ce5aa0955e22bac2413c33493b10ae6532 (diff) | |
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diff --git a/Electronic_and_Electrical_Measuring_Instruments_&_Machines/Chapter2.ipynb b/Electronic_and_Electrical_Measuring_Instruments_&_Machines/Chapter2.ipynb new file mode 100755 index 00000000..d074e1fe --- /dev/null +++ b/Electronic_and_Electrical_Measuring_Instruments_&_Machines/Chapter2.ipynb @@ -0,0 +1,262 @@ +{
+ "cells": [
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "# Chapter2 - Digital to Analog Converters"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 1 - pg 2_9"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 1,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "input resistance (kohm) = 12.5\n",
+ "feedback resistance (kohm) = 10.0\n"
+ ]
+ }
+ ],
+ "source": [
+ "#Chapter-2,Example2_1,pg 2_9\n",
+ "#calculate the input resistance and feedback resistance\n",
+ "#given\n",
+ "Vr=10.\n",
+ "n=4.\n",
+ "Res=0.5#resolution\n",
+ "Rf=10*10**3\n",
+ "#calculations\n",
+ "Rt=Vr/((2**n)*Res)\n",
+ "R=Rt*Rf\n",
+ "#results\n",
+ "print \"input resistance (kohm) = \",R/1000.\n",
+ "print \"feedback resistance (kohm) = \",Rf/1000."
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 2 - pg 2_11"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 8,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "resolution through method-1 = 256\n",
+ "resolution through method-2 (mV) = 10.0\n"
+ ]
+ }
+ ],
+ "source": [
+ "#Chapter-2,Example2_2,pg 2_11\n",
+ "#calculate the resolution through both methods\n",
+ "#given\n",
+ "n=8\n",
+ "Vofs=2.55#full scale output voltage\n",
+ "#calculations\n",
+ "Res1=2**n\n",
+ "Res2=Vofs/(Res1-1)\n",
+ "#results\n",
+ "print \"resolution through method-1 = \",Res1\n",
+ "print \"resolution through method-2 (mV) = \",Res2*1000"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 3 - pg 2_12"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 9,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "output voltage (V) = 6.0\n"
+ ]
+ }
+ ],
+ "source": [
+ "#Chapter-2,Example2_3,pg 2_12\n",
+ "#calculate the output voltage\n",
+ "#given\n",
+ "n=4.\n",
+ "Vofs=15.\n",
+ "#calculations\n",
+ "Res=Vofs/((2**n)-1)\n",
+ "D=int('0110',base=2)#decimal equivalent\n",
+ "Vo=Res*D\n",
+ "#results\n",
+ "print\"output voltage (V) = \",Vo\n"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 4 - pg 2_12"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 5,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "output voltage (V) = 2.56\n",
+ "full scale output voltage (V) = 5.1\n"
+ ]
+ }
+ ],
+ "source": [
+ "#Chapter-2,Example2_4,pg 2_12\n",
+ "#calculate the output voltage\n",
+ "#given\n",
+ "Res=20*10**-3\n",
+ "n=8\n",
+ "#calculations\n",
+ "Vofs=Res*((2**n)-1)\n",
+ "D=int('10000000',base=2)\n",
+ "Vo=Res*D\n",
+ "print\"output voltage (V) = \",Vo\n",
+ "print\"full scale output voltage (V) = \",Vofs\n",
+ "\n"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 5 - pg 2_12"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 6,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "output voltage1 (V) = 2.6667\n",
+ "output voltage2 (V) = 5.0\n"
+ ]
+ }
+ ],
+ "source": [
+ "#Chapter-2,Example2_5,pg 2_12\n",
+ "#calculate the output voltage\n",
+ "#given\n",
+ "n=4.\n",
+ "Vofs=5.\n",
+ "#calculations\n",
+ "Res=Vofs/((2**n)-1)\n",
+ "D1=int('1000',base=2)\n",
+ "Vo1=Res*D1\n",
+ "D2=int('1111',base=2)\n",
+ "Vo2=Res*D2\n",
+ "#results\n",
+ "print\"output voltage1 (V) = \",round(Vo1,4)\n",
+ "print\"output voltage2 (V) = \",Vo2\n"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 6 - pg 2_13"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 10,
+ "metadata": {
+ "collapsed": false
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "Full scale output voltage (V) = 32.76\n",
+ "percentage resolution = 0.02442\n",
+ "output voltage (V) = 11.112\n"
+ ]
+ }
+ ],
+ "source": [
+ "#Chapter-2,Example2_6,pg 2_13\n",
+ "#calculate the full scale output voltage, percentage resolution\n",
+ "#given\n",
+ "n=12.\n",
+ "Res=8.*10**-3\n",
+ "#calculations\n",
+ "Vofs=Res*((2**n) -1)\n",
+ "perR=Res/Vofs*100.\n",
+ "Vo=Res*int('010101101101',base=2)\n",
+ "#results\n",
+ "print \"Full scale output voltage (V) = \",Vofs\n",
+ "print\"percentage resolution = \",round(perR,5)\n",
+ "print\"output voltage (V) = \",Vo\n"
+ ]
+ }
+ ],
+ "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": "2.7.9"
+ }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}
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