83632e10 caa0 41d6 b4df 4308ad320a43


Morse Code Communicator

by et016

Published on March 12, 2017

Communicate with others in different rooms wirelessly and quietly using your phone and a simple circuit with lights.

Duration: 15-20 minutes

How To Make It

STEP 1 :

6e7e49f0 0ab2 421b 8ed8 321e0509484c

Build your circuit in this order: power, Bluetooth, bar graph.

STEP 2 :

1d51eec7 4fea 47ff b1ca d0ffda4999b0

Connect your circuit to your phone by using Bluetooth. To control your circuit, use the button control.

STEP 3 :

Put your circuit in a different room. Repeat all these steps so the person in the other room can silently communicate with you.

STEP 4 :

770aaa6b 4b4b 4da5 8c41 1e9c3fa3b2f3

Print out a Morse Code key if you haven't ever memorized one. if you want, you can grab a writing utensil and paper so you can write down the dots and dashes, so you can translate them after. If you get really good at it, you can just write down the letters as you see the flashes of light.

STEP 5 :

Play! If you want to make it harder, do it on your own or try the challenges below: Challenge 1: decorate! Challenge 2: can you make up your own language? Challenge 3: can you communicate in Morse Code using sound instead of light?

Related Projects

Dancing Ballerinas

Two dancing ballerinas dance under piano sound, by Servo Motor and the RGB LEDs lighten the scene. The player can make any music t...

Light-up LEGO Police Van

This invention lights up a LEGO set so that it can be seen in the dark.

Bartok Music Turned Into Light

We have tried to see what Bartok's music looks like if we turn it into light. Simon played a Bartok piece on the piano and recorde...