Simple UV Counterfeit-Money Detector
This simple project uses ultraviolet light to detect counterfeit $5, $10, $20, $50 and $100 US bills.
Posted by Tom Fox
Categories: Electronics | 1 Comment
This simple project uses ultraviolet light to detect counterfeit $5, $10, $20, $50 and $100 US bills.
Posted by Tom Fox
Categories: Electronics | 1 Comment
Building this rocket launcher is a breeze, and folks are always amazed at how it shoots reusable paper rockets 200–300 feet high. The launcher is made from PVC pipe. You...
Posted by Rick Schertle
Categories: Fun & Games | 3 Comments