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Differential Amplifier
DIFFERENTIAL AMPLIFIER
VCC 11 0 12V
VEE 0 10 12V
VIN 1 0 DC 0.25V
RC1 11 3 10K
RC2 11 5 10K
RE1 4 12 150
RE2 7 12 150
RS1 1 2 1.5K
RS2 6 0 1.5K
RX 11 8 20K
.MODEL QN NPN(BF=50 RB=70 RC=40)
Q1 3 2 4 QN
Q2 5 6 7 QN
Q3 12 8 9 QN
Q4 9 9 10 QN
Q5 8 9 10 QN
.TF V(3,5) VIN
.END