[Stephen Hobley] has been experimenting with an electromagnetic pendulum in order to build himself a clock. Through the ... experiments involved driving a simple pendulum with a pulse motor.

These tell you how far to go. Turns can be clockwise (the same way the hands on a clock move) or anti-clockwise (the opposite way to a clock's hands). You can turn a quarter, half or complete turn ...

While brain tests are not taken that commonly, a simple at-home test - which experts ... Did they draw two hands on the clock? Does the hands on the clock say the correct time you asked them ...

Jorg reviews new black PVD Hamilton Intra-Matic Auto Chrono models ✓ Check out these stealthy takes on Hamilton's classic ...