The transistor amplifier circuit shown below has Rgig = 47 N, Rg = R1 = 4.63 kn, RE = 6.84 kn, Vec = 7.5V, VẸE = -7.5 V, and 8 = 169. %3! (a) Is this a Common-Emitter, Common-Collector, or Common-Base amplifier? (b) Find the DC bias current Ig. (c) Draw the AC small-signal equivalent circuit using the T-model of the transistor. Ignore the effect of r. (d) Find the overall voltage gain Usig Vcc Rc + RL Vo sig + RE Vin Vsig O IE VEE

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The transistor amplifier circuit shown below has Rig = 47 N. Ro = RL = 4.63 kn, RE
= 6.84 kn, Vcc = 7.5V, VEE = -7.5 V, and 8 = 169.
(a) Is this a Common-Emitter, Common-Collector, or Common-Base amplifier?
(b) Find the DC bias current Ig.
(c) Draw the AC small-signal equivalent circuit using the T-model of the transistor.
Ignore the effect of r.
(d) Find the overall voltage gain
Usig
Vcc
Rc
+
RL
Vo
+
RE
Vin
Vsig O
IE
VEE
Insert below the overall voltage gain:
Transcribed Image Text:The transistor amplifier circuit shown below has Rig = 47 N. Ro = RL = 4.63 kn, RE = 6.84 kn, Vcc = 7.5V, VEE = -7.5 V, and 8 = 169. (a) Is this a Common-Emitter, Common-Collector, or Common-Base amplifier? (b) Find the DC bias current Ig. (c) Draw the AC small-signal equivalent circuit using the T-model of the transistor. Ignore the effect of r. (d) Find the overall voltage gain Usig Vcc Rc + RL Vo + RE Vin Vsig O IE VEE Insert below the overall voltage gain:
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