Bulbdial

This page is the central documentation site for the Bulbdial Clock kit from Evil Mad Scientist.

Main details about the Bulbdial Clock kit:

• Announcement article at Evil Mad Scientist Laboratories
• Kit page at evilmadscientist.com

Assembly instructions:

• PDF Version (15 MB PDF) (Trouble Viewing? Please click here.)
• Page-by-page HTML version

Background and details about the Bulbdial Clock:

• Original Concept at IronicSans.com
• The prototype, at Evil Mad Scientist Laboratories
• On the design of the Bulbdial Clock, a more lengthy article at Evil Mad Scientist Laboratories, with some specifics of the electrical design.

Open Source Hardware documentation for the Bulbdial Clock:

• Source code: standard firmware (updated 8/2010, 33 kB .pde file) (Designed to run in the Arduino environment, version 0023.)
• The standard source code makes use of the Arduino DateTime library, which you will need to compile it.
• An updated version of the source code, to run in the Arduino IDE version 1.0, using the newer Time.h library, is now available here.
• To set (sync) the Bulbdial time from your computer via a USB-TTL interface, use the "SetArduinoClock" Processing sketch, available here. Run this sketch with Processing.
• Also available: "Hello Bulbdial" demo code, in Arduino .pde version or "straight" avr-gcc version.
• Electrical schematics are here. (125 kB .pdf file)
• The circuit board design is in gEDA, and you can download the design files here. (200 kB .zip file)
• The standard case design is available here. (50 kB .pdf file)
• Bulbdial Bill of Materials
• Design of the macetech ChronoDot

Places for questions, answers, and sharing experiences:

• Clock kit forum at Evil Mad Scientist Laboratories
• See also: Archived Forums, with older discussions
• Evil Mad Science Auxiliary Flickr Group where you can share photos of your Bulbdial clocks