News: DIY Digital Combination Clock

DIY Digital Combination Clock

Ever wondered how a digital combination lock works?

Instructables member Nino123 is kind enough to demonstrate the inner workings, with a step-by-step HowTo on building your own.

"You can connect it to anything from 1v to 400v (or maybe more that depends on the RELAY), DC or AC, so you could use it to control another circuit, or even to electrify a fence! (please don't try that, really dangerous)…"

Keep Your Connection Secure Without a Monthly Bill. Get a lifetime subscription to VPN Unlimited for all your devices with a one-time purchase from the new Gadget Hacks Shop, and watch Hulu or Netflix without regional restrictions, increase security when browsing on public networks, and more.

Buy Now (80% off) >

Other worthwhile deals to check out:

Be the First to Comment

Share Your Thoughts

  • Hot
  • Latest