The document discusses signal generators and oscillator circuits. It covers oscillators and feedback conditions, oscillator circuits using LC resonators, quartz resonators operating at 32768Hz, and the 555 timer IC. Example circuits shown include a multi-vibrator, one-shot, and circuits combining multiple 555 timers for applications like laser alignment and audio generation.

1. Basic
Electronics
Lecture #10
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B. Bat-Otgon © 2011
Signal generators Ch.10
WHAT IS OSCILLATOR OR GENERATOR?

2. Signal generators Ch.10
OSCILLATOR FEED BACK CONDITION
Дохионы үүсгүүр сэргэх нөхцөл
Signal generators Ch.10
WIN-ROBINSON BRIDGE

3. Signal generators Ch.10
WIN-ROBINSON OSCILLATOR
Signal generators Ch.10
OCSILLATOR ON LC RESONATOR
Hartley Oscillator

4. Signal generators Ch.10
NEGATIVE RESISTANCE OSCILLATOR
Upto GHz
Signal generators Ch.10
QUARTZ RESONATOR

5. Signal generators Ch.10
QUARTZ TUNING FORK
32768Hz
Signal generators Ch.10
Q FACTOR – ЧАНСАА
ED – Dissipation energy
ES – Stored energy

6. Signal generators Ch.10
QUARTZ OSCILLATOR CIRCUITS
Signal generators Ch.10
MULTIVIBRATOR ON TRANSISTORS

7. Signal generators Ch.10
MULTIVIBRATOR ON OP-AM
Signal generators Ch.10
GENERAL PURPOSE OSCILLATOR IC
ИНТЕГРАЛ ТАЙМЕР NE555

8. Signal generators Ch.10
CIRCUITS ON NE555
ONE SHOT – ХҮЛЭЭХ ВИБРАТОР
Signal generators Ch.10
CIRCUITS ON NE555
MULTIVIBRATOR

9. Project example Ch.10
CIRCUITS ON NE555
~5 Hz
Multi
vibrator
Invertor
Set
On/Off
Гэрэл Reset
мэдрэгч
Trigger
Freq.
<1 kHz
1
Multi
ЛАЗЕР ГЭРЛЭН ХАЛДЛАГА МЭДРЭГЧ vibrator
2010 он, Электроник 2-р анги
Б.Яндагхүү, А Жаргалсүх Н Баатар
Б Яндагхүү А.Жаргалсүх, Н.Баатар
Project example Ch.10
VCC VCC
CIRCUITS ON NE555 VCC
R3 R4
10k U3 U2 1k
8
8
R8
4 3 4 3
VCC
VCC
R Q R Q 390
5 7 5 7
CV DC CV DC
GND
GND
2 6 2 6
TR TH TR TH
G
G
R5 R6 R7 D1
50k 1k 1k LED
1
1
NE555 NE555
Q1
2N3904
reset
C2 C3
VCC 10u 100u
VCC
POT1 VCC
U4
8
1M
4 3
VCC
R Q
5 7
CV DC
R9
GND
R1 2
TR TH
6
10k
U1
8
100k
R11 220 Q2
1
NE555 4 3
VCC
R Q 2N3904
5 7
R10 10k
CV DC LS9
GND
D2 2
TR TH
6
PHOTODIODE
1
NE555 C4
100n SPEAKER

10. Project example Ch.10
CIRCUITS ON NE555
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! Гэрийн даалгавар (Бүл.10)