Add more LEDS，
Fading the LEDs,
(Side view & Vertical view)
This is a megaphone toy. In the back of toy, there is a toggle switch. It can be played a sound that seem like the sound of fire engines when you push the toggle up. If you turn the toggle down, this sound will be closed.
(Open the battery cover)
I used the floral screwdriver to turn on the screw.
Then remove the battery cover.
Finally, I find two battery to power.
(Open the megaphone toy)
I used the floral screwdriver to turn on the six screws. This six screws is distributed in the front, middle, back, down in order to fasten down shall of model.
When I turn on the middle of screw, there is a gasket to reduce worn and torn.
A buzzer or beeper is an audio signaling device, which may be mechanical, electromechanically, or piezoelectric (piezo for short). In this megaphone, the buzzer is embedded in the model and secured with a plastic strap.
This is a toggle switch. When you push the toggle up, the linear spring will touch the copper line to form a closed circuit.
The voice module is the central processor for the entire toy.It is used to store audio and drive sound.There are two resistors on the back of the board. Resistance is the purpose of the protection circuit will not be an excessive current in the power circuit board burned moment.
The current inside the battery is led out through the copper sheet.
Tools Used: Screw drivers
Select two design elements that interest you and describe why you think the designer(s) made it that way.
Hi~ My name is YUE LENG. I come from north of China. I like use to Arduino and processing. My favorite artist is Daito Manade. I am exciting that i will learn Arduino to make a product such like a art project or VJ and so on. But my math was not very well. I hope that I can use the calculator in the class.