[Colin] and [Fergus] have been working with GPS for years now, and like most builders of really cool things, they’re often limited by the precision of off-the-shelf GPS units. While a GPS receiver is ...

An 80 GHz FMCW radar level meter expands precision level monitoring for liquids, slurries and bulk solids with long-range ...

Although today's best optical atomic clocks can be used to make extremely precise measurements, they are still limited by the noise from the spin statistics of the many atoms they interrogate, known ...

Photographers looking for a compact levelling system to make sure their camera is always precisely horizontal, may be interested in a new piece of kit which has been created by a team of developers ...

(top) Overview of the 113-km experimental path for BDCR. (bottom) The primary apparatus at two experimental sites. The OFCs at the two terminals of the same wavelength have a slight frequency ...

Linear motion components provide the foundation for smooth axis movement on a machine tool. Here are factors to consider when choosing machines with linear motion components that are durable and ...