Find groups of four items that share something in common. Select four items and tap 'Submit' to check if your guess is correct. Find the groups without making 4 mistakes! Each puzzle has exactly one ...

A low pulse on this pin (below 1/3 of VCC) sets the internal flip-flop and makes the output go HIGH. When the voltage on this pin reaches 2/3 of VCC, it resets the flip-flop, and the output goes LOW.

There’s a lot of junk on the market — these are the best smart frames that are worth your money. Now that Mint has been shut down, here are the best budgeting apps to help you spend and save wisely.

This covnerter makes Acorn Archimedes keyboard usable on modern USB computer. Preassembled converter is available here. Archimedes converter hardware is identical to 'TMK IBMPC[PS/2]', if you already ...

Start, pause, reset, and toggle timer Set timer to specific hours, minutes, seconds (with variable support) Adjust timer up/down by seconds (with variable support) Real-time updates via WebSocket ...