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!i"m !"KI#M TRA GI$A H C K &

Ch#k$gim th%

Mn: M!ch "i#n T$1- MSMH: 405023

Ngy thi: 30/03/2013 Th%i gian: 70 pht

SINH VIN "&'C PHP S(D)NG 1 T*A4 VI+T TAY

.........H&& tn : ................................................................. ................................ MSSV : L' ........................ :

SIN VIN LM BI TR(C TI)P TRN !*- !*THI NY G+M C 5T ANG

Ghi ch:

1. Hy ,&c t-t c.cc cu h/i tr0'c khi lm bi. !1thi ny g2m c 4 cuv'i t3ng s4,i"m b5ng 12.

2. Phn b4t4t th6i gian lm bi theo phn b4c7a ,i"m s4.

3.",i v-i cc ph.n tnh ton, hy d/n ra cc cng th0c tnh ton tr1-c khi thay gi tr2s,. T3t c4cc k5t

qu4s,khng 617c d/n ra t8cng th0c s9khng 617c tnh 6i:m.

4. T6A4 vi5t taySV s8d9ng khng ,0:c nhu nt ho;c b2g3p. N5u khng s9617c xem nh1l ti li#u.

5. Chc cc b!n lm bi t,t.

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Cu 1(4 6i:m): Hy v;d

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b) Hnh 2

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c) Hnh 3

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d) Hnh 4

t0

vi

A

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Cu 2(3 6i:m): Cho m

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Cu 4(3 ,i"m) Cho mc dcIE . Suy ra cc thng s4c7a m hnh t0Bng ,0Bng ac (gm,

re, r!).

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R1=

67.3 k

R2=

12.7 k

RC1=

10 k

CC1

CC3

CC2

CE

VCC= +12 V

RE2=1.6 k

RL=250

R3=

15 k

R4=

45 kRE1=2 k

Q1

vo

s

Q2

Ris

Ro

+

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.......................................................................... ................................ ........................H&& tn : MSSV : L'p :

b) Hy v;m