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{
"metadata": {
"name": ""
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 6: Frequency Modulation:Reception"
]
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 6.1 Page no 265"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Given\n",
"G=200000 #voltage gain\n",
"v=200*10**-3 #quieting voltage\n",
"\n",
"#calculation\n",
"In=v/G\n",
"\n",
"#Result\n",
"print\"To reach quieting, the input must be \",In*10**6,\"microV\""
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"To reach quieting, the input must be 1.0 microV\n"
]
}
],
"prompt_number": 6
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 6.2 Page no 272"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Given\n",
"f=10*10**6 #frequency\n",
"f1=50*10**3 #input frequency\n",
"f2=200*10**3 #output frequency\n",
"\n",
"#Calculatiion\n",
"x=f1*2\n",
"y=f2*2\n",
"\n",
"#Result\n",
"print\"The capture occurred at from the free-running VCO frequency.\",f1,\"Hz\"\n",
"print\"Assume symmetrical operation,which implies a capture range of \",x,\"Hz\"\n",
"print\"Once captured the VCO follows the input to a \",f2,\"Hz deviation,implying a lock range of \",y,\"Hz\"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"The capture occurred at from the free-running VCO frequency. 50000 Hz\n",
"Assume symmetrical operation,which implies a capture range of 100000 Hz\n",
"Once captured the VCO follows the input to a 200000 Hz deviation,implying a lock range of 400000 Hz\n"
]
}
],
"prompt_number": 11
}
],
"metadata": {}
}
]
}
|
