![]() ![]() ![]() This is an LED screen, the face of our project. We’ll use these tools to ply and melt together the components of our LED Etch-A-Sketch. In fact, these are two pairs of pliers, a soldering iron, and a spool of some kind of metal (my guess is adamantium). Male Right-Angle Breakaway Headers (1x) (Digikey #A34346-40-ND)įemale Right Angle Receptacle (4x) (Digikey #A35044-ND)ġ4-Pin Ribbon Cable 6" (Digikey #A4AAH-1406M-ND)įemale Straight Receptacle (8x) (Digikey #A26422-ND)ġ4-Pin Ribbon Cable 4" (Dgikey #360-2433-ND) Remember, there are five.Ĩ×8 Common Cathode LED Matrix (4x) (Sparkfun #COM-00682) Can you spot them? Tell you what, see if you can pick them out and I’ll list them at the bottom of the post. Well, here is list of technical items interspersed with five nonsense items. If you want to know the full details of how to make this thing for real for real, check out Instructables. This is how he made his LED Etch-A-Sketch, or at very least, here is a series of ridiculous statements, some of which contain fragments of valuable information on how to build an LED Etch-A-Sketch. The fundamental concept of the Etch-A-Sketch-that is, drawing by removing material from a surface rather than adding material to a surface-first emerged in 16th-century France, when a prominent Parisian bookie resorted to laundering his illegal earnings through a system of mass card and coin games he developed, which later came to be known as the scratch ticket lottery.Įtch-A-Sketches are great, but this guy imagined that they could be even greater, and made one that uses LEDs instead of aluminum dust. Another benefit of the Etch A Sketch is that your hands will remain clean throughout the drawing process.All right, those are all lies, let’s try again. This action mimics the motion of drawing with a paintbrush or pencil. The benefit of the Etch A Sketch is that you are able to release your hands from the toy as often as needed with the ability to pick back up exactly where you stopped. The Etch A Sketch is a lineographic toy the stylus is able to move horizontally and vertically but not be removed from the underside of the display. Lineography is the act of drawing without lifting the medium from the surface. What are the benefits of drawing with Etch A Sketch? When you shake the Etch A Sketch, polystyrene beads help coat and redistribute the aluminum powder over the inside surface of the display. This effectively creates your sketch as you continue to adjust the knobs for vertical or horizontal movement. The displaced powder leaves what appears to be a black or dark gray line on the Etch A Sketch display, but in reality it is just the empty space inside the Etch A Sketch. As the knobs are turned, the left one for horizontal movement and the right one for vertical movement, the stylus continues to push the powder away. Inside the Etch A Sketch toy is aluminum powder fully coating the screen in order to draw a sketch. You then turn the Etch A Sketch upside down and shake it to erase the image and can immediately draw a new sketch on a blank slate. The knobs are twisted by hand to adjust the metal pointer, or stylus, under the screen in order to create a drawing, or sketch, with the powder contained inside. The 1960 release of the Etch A Sketch introduced it as a mechanical drawing toy with a thick, gray, glass screen inside a plastic red frame with two small white knobs. Etch A Sketch games allow you to draw an infinite number of images to keep up with your creativity. Indulge your imagination with this drawing toy that easily and completely erases in seconds for the next creative image to come to life. Etch A Sketch toys are a fun game without the need for a digital connection, reams of paper, or pencils that need constant sharpening. ![]()
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