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Analysis and Simulation Exercises ~DC Circuit Analysis (2)
Voltage-Controlled Voltage Source (VCVS)
Voltage-Controlled Current Source (VCCS)
Current-Controlled Voltage Source (CCVS)
Current-Controlled Current Source (CCCS)
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Voltage-Controlled Voltage Source (VCVS)
2Va
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Input FileVoltage-Controlled Voltage SourceV 1 0 10VE 3 0 2 0 2R1 1 2 250R2 2 0 100KR3 3 4 40KRL 4 0 1K.OP.TF V(4) V.END
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Output FileNODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE
VOLTAGE( 1) 10.0000 ( 2) 9.9751 ( 3) 19.9500 ( 4) .4866
**** SMALL-SIGNAL CHARACTERISTICS V(4)/V = 4.866E-02 INPUT RESISTANCE AT V = 1.003E+05 OUTPUT RESISTANCE AT V(4) = 9.756E+
02
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Voltage-Controlled Current Source (VCCS)
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Input FileVoltage-Controlled Current SourceV 1 0 12VG 3 0 2 0 0.02R1 1 2 300R2 2 0 900R3 3 0 200R4 3 0 200.OP.OPT nopage.TF V(3) V.END
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Output FileNODE VOLTAGE NODE VOLTAGE NODE
VOLTAGE ( 1) 12.0000 ( 2) 9.0000 ( 3) -
18.0000**** VOLTAGE-CONTROLLED CURRENT SOURCESNAME G I-SOURCE 1.800E-01**** SMALL-SIGNAL CHARACTERISTICS V(3)/V = -1.500E+00 INPUT RESISTANCE AT V = 1.200E+03 OUTPUT RESISTANCE AT V(3) = 1.000E+02
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Current-Controlled Voltage Source (CCVS)
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Input FileCurrent-Controlled Voltage SourceV 1 0 15VV0 2A 2 0VH 3 0 V0 -400R1 1 2 50R2 2 0 500R3 2A 0 500R4 3 4 50R5 4 0 150.OP.OPT nopage.TF v(4) V.END
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Output FileNODE VOLTAGE( 1) 15.0000 ( 2) 12.5000 ( 3) 10.0000 ( 4) 7.5000 ( 2A) 12.5000VOLTAGE SOURCE CURRENTS NAME CURRENT V -5.000E-02 V0 -2.500E-02**** CURRENT-CONTROLLED VOLTAGE SOURCES NAME H V-SOURCE 1.000E+01I-SOURCE -5.000E-02**** SMALL-SIGNAL CHARACTERISTICS V(4)/V = 5.000E-01 INPUT RESISTANCE AT V = 3.000E+02 OUTPUT RESISTANCE AT V(4) = 3.750E+01
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Current-Controlled Current Source (CCCS)
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Input FileCurrent-Controlled Current SourceV 1 0 20VF 3 0 V -3R1 1 2 1500R2 2 0 2500R3 3 0 500R4 3 0 500.OP.OPT NOPAGE.TF V(3) V.END
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Output FileNODE VOLTAGE NODE VOLTAGE NODE VOLTAGE( 1) 20.0000 ( 2) 12.5000 ( 3) -3.7500**** CURRENT-CONTROLLED CURRENT SOURCESNAME F I-SOURCE 1.500E-02 **** SMALL-SIGNAL CHARACTERISTICS V(3)/V = -1.875E-01 INPUT RESISTANCE AT V = 4.000E+03 OUTPUT RESISTANCE AT V(3) = 2.500E+02
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Question & Answer
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Exercise For the circuit in Fig.1, find the
current through the 6- resistor and the voltage v.
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