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Home > DIY Module > Funny DIY > DIY Kit 18 LEDs Heart-Shaped Red Green Dual-Color Happy Birthday Music Gift Kits

DIY Kit 18 LEDs Heart-Shaped Red Green Dual-Color Happy Birthday Music Gift Kits

4990
5 1
$2.99 $1.79
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Description :
1) It is DIY kit. User need to weld it.
2) It can display green and red.
3)18pcs LED automatic flashing alternately with music “Happy Birthday to you”.

 

Schematic :
 
 
Component listing :

Component

Number

Parameter

Quantity

Electrolytic capacitor

C1,C2

100uf

2

Resistance

R1,R4

10ohm

2

Resistance

R2,R3

27Kohm

2

9300

IC

TO-92

1

S8050

VT1,VT2,VT3

TO-92

3

Buzzer

SPK

 

1

Red Green LED

L1-L18

 

18

PCB

 

 

1

 

Tested by ICStation Outstanding Partner bzoli5706 :

Feedback

By
Rating: [5] 5 of 5 Stars! Date Added: 2017-03-30 01:23:18
Great set for training in soldering. all the parts in the kit. alternately flashes red and blue color and plays a melody "happy birthday to you".

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DIY Kit 18 LEDs Heart-Shaped Red Green Dual-Color Happy Birthday Music Gift Kits
$1.79
$2.99
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