If you purchased your Chronulator before November of 2008, this documentation is for you. For kits purchased in November of 2008 or later, please see the current Chronulator product page.

Instructions, Documentation, and Support

Kits ordered on or after November 18th, 2007 contain 100uA meters. Please download the "100uA" instructions and schematic.

Instructions (100uA)
Instructions (50uA)
Basic guide to assembling, understanding, and using your Chronulator.
Schematic (100uA)
Schematic (50uA)
See how the components are connected.
Circuit board layout
Design for two-layer board, 6" x 1.5". If you're etching your own, one layer can be eliminated with minimal effort.
Source code
C code for TI MSP430F2002 microcontroller in "project archive" format for TI Code Composer Essentials 2.02 (free! But sadly, Windows only).

Templates

Spacing templates
Use these to plan out the mounting holes for your Chronulator meters. Meter spacing templates range from 2.75" to 5.5" in 0.25" increments.

Clock Face Designs

Design-your-own templates
Design-your-own templates
Design your own meter faces using our templates in PDF, Adobe Illustrator, SVG, or PNG formats.
Black Sans-Serif
Black Sans-Serif
Straight-up black sans-serif meter faces labeled in hours and minutes.
White Sans-Serif
White Sans-Serif
Straight-up white sans-serif meter faces labeled in hours and minutes.
VU meter
VU meter
VU meter scale in decibels, fudged a bit to make it easier to tell the time.
Tachometer
Tachometer
RPM scale from 0 to 12
Oil pressure
Oil pressure
PSI scale from 0 to 60. (60 PSI may be a bit low for you race fans, but it sure makes telling time easier.)