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CIRCUITRY KEYBOARD 

ELECTRONIC CIRCUIT EXPERIMENT KIT

Piano with LEDs and Multiple Switches

28

Piano with Adjustable LEDs

29

Piano with Adjustable Volume

30

Piano with Adjustable Volume and LED

31

23

24

26

25

40

36
37
42
43
44
45
46

38

39

41

2

1

VCC

POT1

POT2

SPK1
SPK2
LED1
LED2
LED3
LED4
LED5

GND

7

8

9

10

5

6

21

22

3

4

28

29

23

24

40

38

39

41

36
37
42
43
44
45
46

2

1

VCC

POT1

POT2

SPK1
SPK2

LED1
LED2
LED3
LED4
LED5

GND

3

4

11

12

9

10

7

8

5

6

16

15

28

29

27

23

24

40

38

39

41

36
37
42
43
44
45
46

2

1

VCC

POT1

POT2

SPK1
SPK2

LED1
LED2
LED3
LED4
LED5

GND

3

4

1KΩ

5

6

16

15

28

29

27

23

24

40

38

39

41

36
37
42
43
44
45
46

2

1

VCC

POT1

POT2

SPK1
SPK2
LED1
LED2
LED3
LED4
LED5

GND

3

4

1KΩ

4-23 • 25-10 • 21-8 • 24-22-26-6-40 • 39-38 • 37-2 • 1-36 • 41-5-9-7-3

4-23 • 24-29-40 • 28-12-10-8-6 • 39-38 • 37-2 • 1-36 • 41-11-9-7-5-3

4-23 • 24-40 • 39-28 • 29-16-38 • 37-2 • 1-36 • 41-27-15-3

4-23 • 24-6-40 • 39-28 • 29-16-38 • 37-2 • 1-36 • 41-27-15-5-3

Turn on the Main Switch. The Red LED 
will light up. The piano is ready to play. 
Activate the other switches to turn the 

Slide the Main Switch to “on”. The piano 
is ready to play and the brightness of 
the LEDs can be adjusted using the 
Variable Resistor.   

Slide the Main Switch to “on”. The piano 
is ready to play and the brightness of 
the LEDs can be adjusted using the 
Variable Resistor.  

Turn on the Main Switch. The piano is 
ready to play with its volume being 
controlled by the knob on the Variable 
Resistor.  

Turn on the Main Switch. The Red LED 
will light up. The piano is ready to play 
with its volume being controlled by the 
knob on the Variable Resistor.   

Содержание MINDBLOWN

Страница 1: ... WARNING Thisproductcontainsasmallmagnet Swallowedmagnetscansticktogetheracrossintestines causingseriousinjuriesanddeath Seekimmediatemedicalattentionifmagnetsareswallowedorinhaled WARNING Donotuseclosetoears Riskofhearingdamageifmisused Donotleavekitunattendedwhilebatteriesareinstalled Kitmayoverheat Usethisproductonlyforitsintendeduse Donotattachanycomponentsnotincludedwiththiskit Thoroughlyinsp...

Страница 2: ...ENERAL GUIDELINES STORAGE Connect the wires in the order shown for each circuit The connection to the negative battery pole connector 3 will always be last circuit before disconnecting the other wires When possible use the shortest wire that will easily connect two components This will avoid tangling the wires or accidentally catching them while operating the circuit Do not connect additional batt...

Страница 3: ...k and take a look at the earlier ones with the new knowledge you have Experiment by changing which LED is connected or even add an LED or another switch to a circuit If your new circuit or even one of the ones listed doesn t work don t get frustrated Check your connections make sure you have both ends of a component connected to a circuit or try another approach Carefully change only one thing at ...

Страница 4: ...ng energy Batteries have external connectors terminals which connect to the circuit Electrons move from the negative terminal anode through the circuit to the positive terminal cathode Each symbol represents a single battery Light Emitting Diode These light up when current passes through only and the symbol shows which the proper direction with a number and Ω symbol The higher the number the great...

Страница 5: ...Connectingtwo3VLEDsinseries 11 AlternatingLEDswithtwoswitches actions 13 Changingcurrentdirection1 14 Changingcurrentdirection2 28 PianowithLEDsandmultipleswitches 29 PianowithadjustableLEDs 30 Pianowithvolumecontrol 31 PianowithvolumecontrolandLED 32 Pianowithkeyboard activatedLED 33 PianowithmultipleLEDs 34 PianowithactivatedLEDand brightnesscontrol 35 PianowithactivatedLEDandvolume control 36 P...

Страница 6: ...the switch is moved to On the Gr You can move the wires to another LED and repeat the experiment Just make sure that you connect to the positive and negative poles in the right order or the LED will not work The Main Switch is not in the circuit so if you turn it on nothing will happen Instead move the Magnetic Rod near the Reed Switch and it will close turning on the LED Make sure that the arrow ...

Страница 7: ...nob Notice what changed Slide the Main Switch to on The current has to pass through three resistors before it gets to the LED leaving it very dim or even dark Press on the Push Switch and the electricity can bypass one of the resistors bringing more energy to the LED which brightens Release the push switch Use the magnet to activate the Reed Switch Two resistors are now bypassed and the LED glows ...

Страница 8: ...he LED will glow brighter showing that saltwater has a lower resistance Turn on the Main Switch and all four LEDs will light up They will up when the Push Switch is depressed and the Main Switch turns on the Red LED The Yellow and Green LEDs light up when the Magnetic Rod is near the Reed Switch Turn on the Main Switch and the Green LED lights up but the red one does not Press the Push Switch and ...

Страница 9: ...11 10 9 3 4 23 24 22 21 25 26 7 8 11 12 3 4 27 28 29 23 24 14 13 100Ω 9 10 7 8 3 4 23 24 27 28 29 3 4 23 24 1 2 21 22 30 31 32 33 34 35 After turning on the Main Switch pressing the Push Switch activating the Reed Switch or doing both at the same time will cause one or more LEDs to light up Slide the Main Switch to on Turn theVariable Resister knob clockwise until it stops The Blue LED will get br...

Страница 10: ...ause music to play Activating the switch again will play the next tune stored in the memory In this experiment you will need a cup of room temperature water 1 tablespoon of table salt and a cup not included Mix the water and the table salt in the cup to where the table salt is completely dissolved Turn on the Main Switch Put a drop of salt water onto the touch plate to begin playing music To play ...

Страница 11: ... the Push Switch The music will volume can be controlled by turning the knob on theVariable Resistor Pressing the Push Switch again will play the next tune CIRCUITRY KEYBOARD ELECTRONIC CIRCUIT EXPERIMENT KIT Melody Manual Control and Flashing LED 4 23 24 31 22 6 2 32 1 35 5 30 33 21 34 3 20 Melody Magnet Control and Adjustable Volume 21 Melody Manual Control and Adjustable LED 4 23 24 31 22 12 32...

Страница 12: ... to on The LEDs will light up and the piano is ready to play DID YOU KNOW The piano includes two full octaves 8 notes each Middle C is the 8th key from the left 23 24 40 36 37 42 43 44 45 46 38 39 41 3 4 VCC POT1 POT2 SPK1 SPK2 LED1 LED2 LED3 LED4 LED5 GND 2 1 40 36 37 42 43 44 45 46 38 39 41 3 4 VCC POT1 POT2 SPK1 SPK2 LED1 LED2 LED3 LED4 LED5 GND 26 25 2 1 40 36 37 42 43 44 45 46 38 39 41 2 1 19...

Страница 13: ... LED5 GND 3 4 1KΩ 4 23 25 10 21 8 24 22 26 6 40 39 38 37 2 1 36 41 5 9 7 3 4 23 24 29 40 28 12 10 8 6 39 38 37 2 1 36 41 11 9 7 5 3 4 23 24 40 39 28 29 16 38 37 2 1 36 41 27 15 3 4 23 24 6 40 39 28 29 16 38 37 2 1 36 41 27 15 5 3 Turn on the Main Switch The Red LED will light up The piano is ready to play Activate the other switches to turn the Slide the Main Switch to on The piano is ready to pla...

Страница 14: ...3 44 45 46 2 1 VCC POT1 POT2 SPK1 SPK2 LED1 LED2 LED3 LED4 LED5 GND 11 12 7 8 9 10 5 6 4 23 24 12 40 39 38 37 2 1 36 11 46 41 3 4 23 24 10 8 6 40 39 38 37 2 1 36 9 46 41 7 5 3 4 23 24 10 8 6 28 40 39 38 37 2 1 36 29 12 11 46 41 9 7 5 3 Turn on the Main Switch Whenever a piano key is pressed the Green LED will light up Slide the Main Switch to on The Red and Blue LEDs will light up TheYellow LED wi...

Страница 15: ... LED Piano with Variable LEDs and Volume Control 36 Turn on the Main Switch The Red and Green LEDs will light up Whenever a piano key is pressed the Blue andYellow LEDs will come on The piano s volume can be controlled with theVariable Resistor 23 24 40 38 39 41 36 37 42 43 44 45 46 2 1 VCC POT1 POT2 SPK1 SPK2 LED1 LED2 LED3 LED4 LED5 GND 3 4 5 6 28 29 27 16 15 1KΩ 11 12 9 10 7 8 5 6 39 37 38 40 3...

Страница 16: ... 28 29 27 16 15 1KΩ 4 23 24 28 40 39 38 37 2 1 36 29 12 10 8 6 5 42 7 43 9 44 11 45 41 3 4 23 24 40 6 8 10 12 11 45 9 44 7 43 5 42 2 37 36 1 38 16 29 28 39 41 27 15 3 Turn on the Main Switch Whenever a piano key is played an LED will light up Each set of four keys is grouped with an LED and their brightness can be adjusted by turning the knob on theVariable Resistor Slide on the Main Switch Whenev...

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