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Electronic Components Chapter  10 133








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                                                                  R 1  R 3
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                                                                   2    x
                                                                      C
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                                                               R  C  –  out
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                                                                       r
                                                                       R
                                                                       s
                                                              R1
                                                                        C2
                                                                        R2
                                                              R3  L3  R4


                                                                  S1    S3
                                                                      M
                                                                V in
                                                                  S2    S4
                                                                  I  +
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                                                                     V
                                                                     IN
                                                                   I  +
                                                                    ¥
                                                                  Z 1  Z 2
                                                               I
                                                                S
                                                                   Z  Z
                                                                   P  3
                                                                Z S
                                                              A/B
                                                                          +
                                                              B/A
                                                                          –
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