Network-controlled fireworks launcher

rpi-fireworks-launcher

[Thomas] and his friends wanted to ring in the new year by setting off some fireworks. To keep a safe distance and have a little fun they built this network controller launcher (translated).

the image on the left shows the build in its unused and pristine state. But by the end of the celebration it look a bit … Read the rest

One Kindle launcher to rule them

kindle-launcher

Ask around and chances are you can find a friend or family member that still has their early generation Kindle but doesn’t use it anymore. There are quite a number of different things you can do with them, and now there’s a single Launcher that works for all models of hacked Kindles. KUAL is the Kindle Unified Application Launcher.… Read the rest

Wave that roman candle around without risking your digits

fun-with-fireworks

Some people don’t mind missing a finger or two, but we’re quite attached to all of ours. That’s why we’ve never held on to the fireworks after lighting the fuse. [Dzl] and his son wanted to be (at least somewhat) safe while still having that kind of fun. So they built this rig which lets you wave around a roman Read the rest

A resistor’s fiery death used to launch fireworks

Check out this control center which [Awesome0749] built for launching fireworks. From the looks of his stash he’s going to be doing quite a bit of celebrating. The control console is clean and offers some safety features, and he just upgraded to an interesting ignition technique.

He’s using CAT5 cable to connect to the fireworks. At the top of … Read the rest

Tweets send your balls flying (on TV)

Members from the London Hackerspace recently got a little on-air time with a ping pong ball launcher. They were invited to build something for the Click show on BBC. The launcher that they built responds to hash tags on Twitter by barraging the audience with balls.

The hardware was built in two parts. The first is a dispenser that responds … Read the rest

Candy chucker – weapon, or advanced Halloween delivery system?

Now we know why kids in this neighborhood wear plastic Halloween masks instead of just painting their faces. They’re trying to protect themselves from the onslaught of hard candy spewing out the front of this candy chucking pumpkin.

The mechanism operates very much like a baseball or football throwing device. Now that we think of it, it’s also the … Read the rest

Thumper The T-Shirt Launcher

Thumper The T-Shirt Launcher

[joe] and [ryan] built Thumper for their high school FIRST robotics team. The cannon itself is a solenoid-fired compressed air launcher that gets its juice from three large PVC tanks stored in the box below the turret, and the cannon is able to be fired nine times between visits to the air compressor. It was intentionally designed to resemble an … Read the rest