sebulli

Gerd Bartelt - Projects

All projects are non-commercial.

PSU kit

Design of a low cost power supply kit without SMD components

License:

GPL 3

Moving Globe

A GPS with a miniature globe as a moving map

License:

GPL 3

Electra Townie eBike E-Bike pink

Pink Electra Townie eBike

phpBB3Auth

phpBB3 authentification plugin for Joomla!

License:

GPL 2

High Speed Actuator

Actuator for RC models with a very fast settling time
of only 1-2ms.

License:

GPL 3

2D Laser Position Sensor

Measures the position on one plane with an accuracy of 0.001°

Excel Formula

Displays the mathematical representation of an Excel formula

License:

GPL 3

Drawings

Some drawings ...
... made by pencil or pixels.

License:

Creative Commons
Creative Commons Licence

Vampire Cam

Concept of an electronic / optical vampire cam.

License:

Creative Commons
Creative Commons Licence

Subsonic Receiver

Very fast subsonic receiver with only 1 periode latency.

License:

Creative Commons
Creative Commons Licence

Part Libraries for BlackBoard

Library with many parts for the OpenSource BlackBoard project

License:

Creative Commons
Creative Commons Licence

Low Noise High Speed Photo Amplifier with a gain of 1.000.000 µV/µA

Amplifier for short light pulses. Supresses the DC level to detect weak light pulsed. Bandwidth: 1MHz.

License:

Creative Commons
Creative Commons Licence

Laser Tracker

Follow the light!

Cinderella-o-Mat

Sorts small stones, peas and lentils by size.

License:

Creative Commons
Creative Commons Licence

Code generator for NTC calculations

Generates a table based C-code to calculate the temperature.

License:

GPL 3

GPS without satellites.

Calculates the global position only by sunset and sunrise. Uses only one LDR sensor.

License:

GPL 3

Sail Simulator

Java Applet to simulate a sailing boat.

License:

GPL 3

Fakturama

Java (Eclipse RCP) small business software for OSX, Windows and Linux.

License:

EPL V1.0

Sebulli for iPhone and iPad

42 small games.
It's not available any more.

HP Gauge

Horsepower, impulse, acceleration and speed.
As LCD module or as gauge meter.

License:

GPL 3
Creative Commons
Creative Commons Licence

Testpattern Generator

Small modul that generates a video test pattern or a fixed-image.

License:

Creative Commons
Creative Commons Licence

Cakes and more

Eaten long ago!

Log-o-Mat

Logomat for Ham Radio ATV. Supports also animated logos.

License:

Creative Commons
Creative Commons Licence

Globe

40cm diameter. Continents and oceans are made with acrylic paint.

License:

Creative Commons
Creative Commons Licence

Gameboy Emulator / Development Board

Develop your own gameboy program.

License:

Creative Commons
Creative Commons Licence

Nipkow Disk

Displays an animated dancing stickman on a Nipkow Disk.

License:

Creative Commons
Creative Commons Licence

Gameboy programming tutorial

German tutorial - How to write your own Gameboy game.

License:

Creative Commons
Creative Commons Licence

30m QRSS Receiver

Very sensitive 30m receiver for QRSS.

License:

Creative Commons
Creative Commons Licence

Jukebox for 48 CDs

CDs are stored in a magazine, taken by a small robot arm and placed into a CD player.

License:

Creative Commons
Creative Commons Licence

Alphatalker

Communication device for handicapped children. 8x16 different sentences can be recorded and replayed.

License:

GPL 3
Creative Commons
Creative Commons Licence

Gameboy Game *Boulder Crash*

Game with 20 levels.

License:

GPL 3

Interpreter for graphical State Machines

Resource saving interpreter for microcontroller implementations. State machines are programmed with a graphic tool. The compiled bytecode can be downloaded to the target microcontroller.

License:

GPL 3

Barcode pen with online interface

Products in a printed catalog can be ordered by scanning a barcode and transmitting the order via telephone.

License:

Creative Commons
Creative Commons Licence

Dash Cam

Dash Cam with a SD-Ram ring buffer to store 30sec of video.

License:

Creative Commons
Creative Commons Licence