Laser cut plywood boxes with combination locks are even cooler, especially when the combination is entered on four separate number selectors, on four sides of the very same box. That’s exactly ...

Here’s a really fascinating circuit that implements a combination lock using relays and logic gates. Even with the schematic and written explanation of how it works we’re still left somewhat ...

Bright Side Combination Locks Are Completely Useless, Here's Why Posted: December 24, 2024 | Last updated: December 24, 2024 Combination locks may seem secure, but they're not foolproof. Despite ...