Everything for Electronics
Posted in: Nuts and Volts ( )

Ice Tube Clock

This is our first clock kit design, made with a retro Russian display tube!
* Cool glowing blue tube with 8 digits and alarm on/off dot * Adjustable brightness * Alarm with volume adjust * Precision watch crystal keeps time with under 20ppm (0.0002%) error (< 2 seconds a day) * Clear plastic enclosure protects clock from you and you from clock * Battery backup will let the clock keep the time for up to 2 weeks without power * Selectable 12h or 24h display * Displays day and date * 10 minute snooze * Integrated boost converter so it can run off of standard DC wall adapters, works in any country regardless of mains power * Great for desk or night table use, the clock measures 4.9" x 2.9" x 1.3" (12.5cm x 7.4cm x 3.3cm) * Completely open source hardware and software, ready to be hacked and modded!

[Source] http://www.ladyada.net/make/icetube/index.html