Electronic Circuit Analysis

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Tuned Amplifiers - I 199 Simplifying, Fig. 5.10 Equivalent circuit after simplification 1 1 1 1 -=-+-+-- R tt RO Rp Rip tt : tuned tapped circuit. R tt Qe = ro L o 1 roo = JLC Under the conditions of maximum power transfer theorem, the total resistance appearing in shunt with the coil is = Rop Since it is a resonant circuit, at resonance, the IZI in purely resistive. For maximum power transfer IZI = R!2. But Solving for L, we get RO tQ O -2Qe) L = ---'''--~--- 2roO QoQe Expression for L for maximum power transfer. L~~[~-
200 Electronic Circuit Analysis Expression for voltage gain and Bandwidth are determined in the same way as done for a single tuned circuit. In this circuit we have, 1. Ru instead of ~ (as in single tuned) tapped tuned circuit. 2. Output voltage equals (l - n) times the voltage developed across the complete coil. IZI at any frequency close to Wo is given by, R tt Z = 1 + j 28 Q Ru = resistance of Tapped Tuned Circuit e output voltage Vo= -gm Vi rb'e rb'e + rbb' .Z(1-n) .. voltage gain rb'e = -gm (1 - n). --=-=-- rb'e + rbb' At resonance, voltage gain is A 1 =----- Areso 1-j 28Qe 5.4 Single Tuned Transformer Coupled or Inductively Coupled Amplifier C' z (a) I II stage MO~ ~----~----~~~~ ~ (b) Equivalent output circuit Fig. 5.11 Inductive coupled amplifier circuit (a) and its equivalent (b)
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Electronic Circuit Analysis Second
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Copyright © 2008, by Publisher All
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PREFACE TO SECOND EDITION Since pub
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x Many Textbooks are referred while
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xii 2.5 Frequency Effects .........
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xiv Unit - 7 Voltage Regulators ...
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xvi C x rx AVI All B.W Ie A=J; IH=
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Brief History of Electronics In sci
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xxi 1975: MSI (Multiplenum, Address
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UNIT - 1 Single Stage Amplifiers In
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Single Stage Amplifzers 3 (d) Type
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Single Stage Amplifiers Ie is in rn
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Single Stage Amplifiers 7 1.3.3 Cur
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Single Stage Amplifiers 9 1.4 Commo
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Single Stage Amplifiers 11 ~ The va
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Single Stage Amplifiers 13 The h-pa
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Single Stage Amplifiers 15 1.5.1 In
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Single Stage Amplifiers 17 Example
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Single Stage Amplifiers 19 ~ is the
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Single Stage Amplifiers 21 1.6 JFET
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Single Stage Amplifiers 23 The pric
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Single Stage Amplifiers 25 But rd»
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Single Stage Amplifiers 27 1. 7 Com
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Single Stage Amplifiers 29 1.9 Gain
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Single Stage Amplifiers 31 1. Write
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UNIT - 2 Multistage Amplifiers In t
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Multistage Amplifiers 35 2.1.5 Band
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Multistage Amplifiers 37 I stage: F
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Multistage Amplifrers 39 The equiva
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Multistage Amplifiers 41 Solution:
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Multistage Amplifiers 43 Example :
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Multistage Amplifiers 45 But Output
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Multistage Amplifiers 47 or ! If;;
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Multistage Amplifiers 49 2.2.5 Midb
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Multistage Amplifiers 51 2.2.8 Phas
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Multistage Amplifiers 53 R in = Rl
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Multistage Amplifiers 55 If for a g
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Multistage Amplifiers 57 2.5 Freque
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Multistage Amplifiers 59 2.6 Amplif
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Multistage Amplifiers 61 Ordinary G
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Multistage A'mpiifzers 63 !c = 1 e
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Multistage Amplifiers 65 When,f cha
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Multistage Amplifiers 67 Substituti
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Multistage Amplifiers 69 2.7.4 Outp
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Multistage Amplifiers 71 I' can be
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Multistage Amplifiers 73 The circui
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Multistage Amplifiers 75 Therefore,
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Multistage Amplifiers 77 2.9 CE - C
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Multistage Amplifiers 79 where Ad i
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Multistage Amplifiers 81 + vee BI B
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Multistage Amplifiers 83 8 pins. In
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Multistage Amplifiers 85 23. Compar
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Multistage Amplifiers 87 1. (a) R-C
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UNIT - 3 High Frequency Transistor
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High Frequency Transistor Circuits
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High Frequency Transistor (:ircuits
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High Frequency ·Transistor Circuit
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High Frequency Transistor CIraIIts
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High Fri/quency Transistor Circuits
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UNIT - 4 Power Amplifiers In this U
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Power Amplifiers 147 4.1.3 Class B
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Page 202 and 203: Power Amplifiers 179 The turns rati
Page 204 and 205: Power Amplifzers 181 9ja = Junction
Page 206 and 207: Power Amplifzers 183 I. Amplifiers
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Page 210: Power Amplifiers 187 23. TD = ~D; +
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Page 229 and 230: 206 Zon Rjl=RolIl\ Fig. 5.17 ro 2 Z
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Page 236 and 237: UNIT - 6 Tuned Amplifiers - II In t
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Page 254 and 255: Tuned Amplifiers - II 231 Solving f
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Page 260 and 261: UNIT - 7 Voltage Regulators In this
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Voltage Regulators ==== The error a
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Voltage Regulators 251 1. The stabi
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Voltage Regulators 253 4. Sampling
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256 Electronic Circuit Analysis 8.1
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258 Electronic Circuit Analysis No
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260 Electronic Circuit Analysis The
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264 Electronic Circuit Analysis I m
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270 Electronic Circuit Analysis Xc
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272 Electronic Circuit Analysis Exa
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274 Electronic Circuit Analysis ,.2
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276 Electronic Circuit Analysis Not
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278 Electronic Circuit Analysjs The
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280 Electronic Circuit Analysis Exa
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282 Electronic Circuit Analysis Rec
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284 - Electronic Circuit Analysis S
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288 Electronic Circuit Analysis 50
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292 Eleetronic Circuit Analysis 2.
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296 Electronic Circuit Analysis 1.
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APPENDIX-l Colour Codes for Electro
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APPENDIX 301 --=>- ~ / x W --9JE)-
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APPENDIX 303 Typical Standard Resis
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APPENDIX-3 Capacitors Capacitance T
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APPENDIX 30', Paper capacitors are
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APPENDIX 309 Foil Electrolyte soake
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APPENDIX-4 Inductors Magnetic Flux
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APPENDIX 313 J\ II II 1/ II II II (
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APPENOIX-5 Miscellaneous Ionic Bond
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APPENDIX 317 Porcelain coating wire
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APPENDIX 319 More Resistors 14 pin
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APPENDIX 321 The right-hand rule fo
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APPENDIX 323 -- Flux N (a) Single-t
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APPENDIX-6 Circuit Symbols 1 1 - 1
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APPENDIX-7 Unit Conversion Factors
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APPENDIX 329 Velocity Units mileslh
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APPENDIX 331 19 0.912 26.3 35.9 8.0
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Index Amplifiers 2, 21, 31 A common
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Electronic Circuit Analysis

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