Elenco 75-in-1 Electronic Project Lab User Manual
Projects i
MX-905 75 in 1
PROJECTS
I.
BASIC SEMICONDUCTOR AND COMPONENT CIRCUITS
1.
Resistors in Series and Parallel
9
2.
Switching Circuit
11
3.
Comparator
12
4.
Window Comparator
13
5.
Winking LEDs
14
6.
Light Dimmer
15
7.
Strobe Light
16
8.
Constant-Current Circuit
17
9.
Schmitt Trigger Circuit
18
10.
Capacitor in Series and Parallel
19
11.
RC Oscillator
20
12.
Constant Voltage Circuit
21
13.
Touch Switch
22
14.
Low-Pass Filter
23
15.
Summing Amplifier
24
16.
One Shot LED
25
III.
ENTERTAINMENT CIRCUITS
A Big Change
26
17.
Electronic Siren
28
18.
Electronic Cat
28
19.
Electronic Metronome
29
20.
The Chirping Bird
29
21.
Machine Gun Pulse Oscillator
30
22.
Pencil Lead Organ
30
23.
Sound Light
31
24.
Two-Tone Patrol Car Siren
31
25.
Daylight Early Bird
32
26.
Intermittent Alarm Generator
32
27.
Electronic Woodpecker
33
28.
Rain Drop
33
29.
Photo Variable Oscillator
34
30.
Sound Machine
34
31.
Voltage Controlled Oscillator
35
32.
Power Amplifier
35
II.
THE WORLD DIGITAL CIRCUITS
33.
Transistor AND Gate Circuit
37
34.
Transistor OR Gate Circuit
37
35
Transistor NAND Gate Circuit
38
36.
Transistor NOR Gate Circuit
38
37.
Transistor Flip-Flop Circuit
39
38.
Timer LED
39
39.
Bistable Multivibrator
40
40.
Reset/Set Flip-Flop
40
41.
OP Amplifier AND Circuit
41
42.
OP Amplifier OR Circuit
41
43.
OP Amplifier Three Input NAND Gate
42