Electronics

59-foot Tall Japanese Gundam Robot Looks Menacing

59-foot Tall Japanese Gundam Robot Looks Menacing

Crazy pictures from Japan show a nearly 60ft tall life-size “Gundam” robot. Word so far is that the rocket packs are NOT operable. What a relief.

Resistor Color Code Tool Leaves No Excuse For Mix-Ups

Resistor Color Code Tool Leaves No Excuse For Mix-Ups

This resistor color code tool calculates the resistance of your resistor based off the colored bands you see. It also allows you to see the values of each color and how they are calculated.

Tri-Color Animated LED Cube Lights Up the Night

Tri-Color Animated LED Cube Lights Up the Night

Tri-Color Animated LED Cube Lights Up the Night: Using bi-color LEDs, a little multiplexing, and a microcontroller, green, orange or yellow can be light up individually at any of the 27 locations on the cube. Each of the bi-color LED’s physically contain two LEDs inside of them with a common cathode. If both sides of the LED are on, the LED appears to glow yellow, making a third color.