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A Nixie Clock, the Hard Way
Notice: no vintage Hewlett Packard test equipment was harmed in the making of this overly complicated Nixie clock. In fact, if anything, the HP 5245L electronic counter came out better off than it went...
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Be Mesmerized By The Latest Time Twister
[Hans Andersson] has been creating marvelous twisting timepieces for over a decade, and we’re pleased to be able to share his latest mechanical clock contraption with our readers, the Time Twister 5....
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A Simple 3D Printed Gear Clock Shows Off How It Works
Analog clocks are beautiful things inside, using ornate gear trains to keep track of time in a dance of mechanical beauty. However, all too often, the complexity is hidden inside. This gear clock...
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An Astronomical Mechanical Clock, in More Ways Than One
If the workings of a mechanical timepiece give you a thrill, prepare to be blown away by this over-the-top astronomical clock. The horological masterpiece, which was designed by [Mark Frank] as his...
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Improved Thermochromic Clock Uses PCB Heaters For Better Contrast
We love timepiece projects round these parts, so here we are with another unusual 7-segment clock design. Hackaday’s own [Moritz Sivers] wasn’t completely satisfied with his last thermochromic clock,...
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555 Timer on its Own In Electronic Dice
One of the most common clichés around here is that a piece of equipment chosen for a project is always too advanced. If a Raspberry Pi was used, someone will say they should have used an Arduino. If...
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Hidden Shaft and Gears Make This Hollow Clock Go
[shiura]’s Hollow Clock 3 is a fantastic 3D printed take on a clock movement that uses a hidden mechanism to pull off its unusual operation. The Hollow Clock has no face, just an open space with an...
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LED Bubbles from the 1970s Tell the Time
[CuriousMarc] is nothing if not curious. Finding some old TI timekeeping chips to reverse engineer, he set out to make a clock using old-fashioned “bubble LEDs.” You can see the result of his tinkering...
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NTP Server Gets Time From Space
Cheap GPS units are readily available nowadays, which is great if you have something that needs to be very precisely located. Finding the position of things is one of many uses for GPS, though. There...
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A Tuning Fork Clock, With Discrete Logic
[Willem Koopman aka Secretbatcave] was looking at a master clock he has in his collection which was quite a noisy device, but wanted to use the matching solenoid slave clock mechanism he had to hand....
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That Clock on the Wall is Actually a Network Ping Display
We’ve all been online from home a bit more than usual lately, in ways that often stretch the limits of what our ISP can muster. You know the signs — audio that drops out, video sessions that make you...
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It’s Always Floppy Time!
On [Jan Derogee]’s desk is something that wouldn’t look out of place for many of us, a pile of computer magazines with a case of 3.5″ floppy disks on top of it. The causal observer would see nothing...
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Unique Clock is All Hands, No Dial, and Does the Worm
Back in the old days, we didn’t have fancy digital clocks. No, we had good analog clocks with a big hand and a little hand, and if you wanted to know the time you had to look at the clock and figure...
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Sprockets and Chains Drive This Unique Mechanical Digital Clock
When it comes to mechanical timepieces, we’re used to seeing mechanisms stuffed with tiny gears and wheel, often of marvelous complexity and precision. What we’re perhaps less used to seeing is a clock...
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Building A Pendulum Clock Out Of Lego
Pendulum clocks aren’t used quite as often these days as their cumbersome mechanics and timekeeping abilities have long been outshone by electronic alternatives. However, they’re still fun and they do...
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Careful Cuts Lets Logger Last a Year On A Coin Cell
Coin cells are great for backup power for things like real-time clocks, or even for powering incredibly small mechanical devices like watches. But for something like a data logger, running on a...
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Inside an 11 Ton Clock with 1,000 Pieces
We aren’t ashamed to admit it, but we like clocks. We’ve built quite a few and clock projects show up regularly in the pages of Hackaday. But there is one clock that is among the most famous in the...
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A Simple Binary Coded Decimal Watch
Analog and LCD watches are both useful designs, but ultimately are mainstream timepieces. Using a binary watch is an easy way to set one’s self apart as a tech enthusiast, while impressing your hacker...
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Tetris Clock Gets Talkative Upgrade
Tetris is arguably one of the most popular video games of all time, and its famous bricks have become cultural icons in themselves, as seen in this clock build from [The Electronic Engineer]. The web...
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E-Paper Clock Displays Things In A Battery-Friendly Manner
Clock builds are a hacker staple, and many overflow with power-thirsty LEDs and network features. This build from [mattwach] takes quite the opposite approach, sipping away at its batteries thanks to...
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