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-{
- "cells": [
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "# Chapter 1 Passive Circuits"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Example 1.2.2, Pg.no.5"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 4,
-   "metadata": {
-    "collapsed": false
-   },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "The value of resistance R is 16.61 ohm\n",
-      "The value of resistance R3 is 66.82 ohm\n"
-     ]
-    }
-   ],
-   "source": [
-    "import math\n",
-    "#given\n",
-    "Ro=50.0\n",
-    "ILdB=6.0                    #T−type attenuator provide 6−dB insertion loss \n",
-    "#calculation\n",
-    "IL=10**-(ILdB/20)           #Determination of R\n",
-    "R=Ro*(1-IL)/(1+IL)\n",
-    "R=round(R,2)\n",
-    "print 'The value of resistance R is',R,'ohm' \n",
-    "#Determination of R3\n",
-    "R3=(2*Ro*IL)/(1-(0.5)**2)\n",
-    "R3=round(R3,2)\n",
-    "print 'The value of resistance R3 is',R3,'ohm'"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Example 1.2.3,Pg.no.7"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 5,
-   "metadata": {
-    "collapsed": false
-   },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "The value of resistance RA and RB is 150.5 ohm\n",
-      "The value of resistance RC is 37.35 ohm\n"
-     ]
-    }
-   ],
-   "source": [
-    "import math\n",
-    "#given\n",
-    "Ro=50.0\n",
-    "ILdB=6.0\n",
-    "IL=10**-(ILdB/20)         #Determination of RA and RB\n",
-    "RA=Ro*(1+IL)/(1-IL)\n",
-    "RA=round(RA,1)\n",
-    "print 'The value of resistance RA and RB is',RA,'ohm'\n",
-    "#Determination of RC\n",
-    "RC=Ro*(1-(IL)**2)/(2*IL)\n",
-    "RC=round(RC,2)\n",
-    "print 'The value of resistance RC is',RC,'ohm'"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Example 1.2.4,Pg.no.9"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 7,
-   "metadata": {
-    "collapsed": false
-   },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "The value of resistance R1 is 1.0 ohm\n",
-      "The value of resistance R3 is 5624.0 ohm\n",
-      "The value of insertion loss is 0.12 decibels\n"
-     ]
-    }
-   ],
-   "source": [
-    "import math\n",
-    "from math import log10\n",
-    "#given\n",
-    "Rs=75.0          #resistance\n",
-    "Rl=50.0       \n",
-    "#Determination of R1\n",
-    "R1=(Rs*(Rs-Rl))**(1/2)\n",
-    "R1=round(R1,2)\n",
-    "print 'The value of resistance R1 is',R1,'ohm'\n",
-    "#Determination of R3\n",
-    "R3=((Rs**2)-(R1**2))/R1\n",
-    "R3=round(R3,2)\n",
-    "print 'The value of resistance R3 is',R3,'ohm'\n",
-    "#Determination of insertion loss\n",
-    "IL=(R3*(Rs+R1))/((Rs+R1+R3)*(R3+R1)-(R3)**2)\n",
-    "ILdB=-20*log10(IL) #convertion of power in decibels\n",
-    "ILdB=round(ILdB,2)\n",
-    "print 'The value of insertion loss is',ILdB,'decibels'"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Example 1.2.5,Pg.no.10"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 8,
-   "metadata": {
-    "collapsed": false
-   },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "The value of resistance R2 is 1.0 ohm\n",
-      "The value of resistance R3 is 2499.0 ohm\n",
-      "The value of insertion loss is 0.2 decibels\n"
-     ]
-    }
-   ],
-   "source": [
-    "from math import log10\n",
-    "Rs=10.0\n",
-    "Rl=50.0        #Determination of R2\n",
-    "R2=(Rl*(Rl-Rs))**(1/2)\n",
-    "R2=round(R2,2)\n",
-    "print 'The value of resistance R2 is',R2,'ohm'\n",
-    "#Determination of R3\n",
-    "R3=((Rl**2)-(R2**2))/R2\n",
-    "R3=round(R3,2)\n",
-    "print 'The value of resistance R3 is',R3,'ohm'\n",
-    "#Determination of insertion loss\n",
-    "IL=(R3*(Rs+Rl))/((Rs+R3)*(R3+R2+Rl)-(R3)**2)\n",
-    "ILdB=-20*log10(IL)           #convertion of power in decibels\n",
-    "ILdB=round(ILdB,1)\n",
-    "print 'The value of insertion loss is',ILdB,'decibels'"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Example 1.5.1,Pg.no.21"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 13,
-   "metadata": {
-    "collapsed": false
-   },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "The value of self resonant freq is 60.2 MHz\n",
-      "The value of Q−factor is 31.4\n",
-      "The value of effective inductance is -5.79846400003e-12 uH\n",
-      "The value of effective Q−factor is -5.41522720497e+12\n"
-     ]
-    }
-   ],
-   "source": [
-    "import math\n",
-    "C=7*10**-12\n",
-    "R=5.0\n",
-    "L=10**-6\n",
-    "f=25*10**6       \n",
-    "#Determination of self resonant freq of coil denoted as Fsr\n",
-    "Fsr=1/(2*3.14*(L*C)**0.5)\n",
-    "Fsr=Fsr/(10**6)\n",
-    "Fsr=round(Fsr,1)\n",
-    "print 'The value of self resonant freq is',Fsr,'MHz'\n",
-    "#Determination of Q−factor of coil , excluding self − capacitive effects\n",
-    "Q=(2*3.14*f*L)/R\n",
-    "print 'The value of Q−factor is',Q\n",
-    "#Determination of effective inductance\n",
-    "Leff=L/(1-(f/Fsr)**2)\n",
-    "Leff=Leff*(10**6)\n",
-    "#Leff=round(Leff,0)\n",
-    "print 'The value of effective inductance is',Leff,'uH'\n",
-    "#Determination of effective Q−factor\n",
-    "Qeff=Q*(1-(f/Fsr)**2)\n",
-    "Qeff=round(Qeff,0)\n",
-    "print 'The value of effective Q−factor is',Qeff"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Example 1.8.1,Pg.no.26"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 8,
-   "metadata": {
-    "collapsed": false
-   },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "The value of common resonant freq is 1e-06 Mrad/sec\n",
-      "The transfer impedance is -6.83732235918e-05 ohm\n"
-     ]
-    }
-   ],
-   "source": [
-    "import cmath\n",
-    "#given\n",
-    "Lp=150*10**-6           #inductance\n",
-    "Ls=150*10**-6\n",
-    "Cp=470*10**-12          #capacitance\n",
-    "Cs=470*10**-12          #Lp=Ls=150 uH,Cp=Cs=470 pF\n",
-    "Q=85.0                  #Q−factor for each ckt is 85\n",
-    "c=0.01                  #Coeff of coupling is 0.01\n",
-    "Rl=5000.0               #Load resistance Rl=5000 ohm\n",
-    "r=75000.0               #Constant current source with internal resistance r=75 kohm\n",
-    "#calculations\n",
-    "#Determination of common resonant frequency\n",
-    "wo=1/((Lp*Cp)**(1/2))\n",
-    "wo=wo/(10**6)\n",
-    "print 'The value of common resonant freq is',wo,'Mrad/sec'\n",
-    "p=3.77*10**6\n",
-    "Z2=complex(62.9004,557.266)           #Formula=Rl/(1+(p*j*Cs*Rl))\n",
-    "Z1=complex(4.2465,564.33)             #Formula=r/(1+(p*j*Cp*r)) ;At resonance Zs=Zp=Z\n",
-    "z=complex(0,1)\n",
-    "Z=wo*Ls*(1/Q +z)\n",
-    "Zm=complex(0,p*c*Lp)             #Determination of denominator\n",
-    "Dr=((Z+Z1)*(Z+Z2))-(Zm**2)         \n",
-    "#Hence transfer impedance is given as\n",
-    "Zr= (Z1*Z2*Zm)/Dr\n",
-    "Z=Zr.real\n",
-    "#Z=round(Z,2)\n",
-    "#Zr.imag=round(Zr.imag,2)\n",
-    "print 'The transfer impedance is',Z,'ohm'"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "## Example 1.10.1,Pg.no.34"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 10,
-   "metadata": {
-    "collapsed": false
-   },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "The value of common resonant freq is 169.56 Mrad/ sec\n",
-      "The value of Gl is 5.0 mSec\n",
-      "The value of alpha is 3.14\n",
-      "The value of effective load is 1.97 kohm\n",
-      "The value of tuning capacitance is 47.73 pF\n",
-      "The value of Rd is 1.85343097504e-05 kohm\n",
-      "The value of −3dB BW is 1.69 MHz\n"
-     ]
-    }
-   ],
-   "source": [
-    "import math\n",
-    "C1=70*10**-12\n",
-    "C2=150*10**-12\n",
-    "Rl=200.0\n",
-    "Q=150.0\n",
-    "f=27*10**6\n",
-    "r=40000.0\n",
-    "#Determination of common resonant freq\n",
-    "wo=2*3.14*f\n",
-    "wo=wo/(10**6)\n",
-    "print 'The value of common resonant freq is',wo,'Mrad/ sec'\n",
-    "#Determination of Gl\n",
-    "Gl=1/Rl\n",
-    "G1=Gl*(10**3) \n",
-    "print'The value of Gl is',G1,'mSec'\n",
-    "#Checking the approxiamtion in denominator\n",
-    "ap=((wo*(C1+C2))/(Gl))**2\n",
-    "alpha=(C1+C2)/C1\n",
-    "alpha=round(alpha,2)\n",
-    "print 'The value of alpha is',alpha\n",
-    "#Determination of effective load\n",
-    "Reff=((alpha)**2)*Rl\n",
-    "Reff=Reff/(10**3)\n",
-    "Reff=round(Reff,2)\n",
-    "print 'The value of effective load is',Reff,'kohm'   \n",
-    "#If effective load is much less than internal resistance hence tuning capacitance then\n",
-    "Cs=C1*C2/(C1+C2)\n",
-    "Cs=Cs*(10**12)\n",
-    "Cs=round(Cs,2)\n",
-    "print 'The value of tuning capacitance is',Cs,'pF'\n",
-    "#Determination of Rd\n",
-    "Rd=Q/(wo*Cs)\n",
-    "Rd=Rd/(10**3)\n",
-    "print 'The value of Rd is',Rd,'kohm'\n",
-    "#If Rd is much greater than Reff then −3dB bandwidth is given by\n",
-    "B=1/(2*3.14*C2*alpha*Rl)\n",
-    "B=B/(10**6)\n",
-    "B=round(B,2)\n",
-    "print 'The value of −3dB BW is',B,'MHz'"
-   ]
-  }
- ],
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-  "kernelspec": {
-   "display_name": "Python 2",
-   "language": "python",
-   "name": "python2"
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-  "language_info": {
-   "codemirror_mode": {
-    "name": "ipython",
-    "version": 2
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-   "mimetype": "text/x-python",
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-   "nbconvert_exporter": "python",
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