A rubidium standard, or rubidium atomic clock, is a high accuracy frequency and time standard, usually accurate to within a few parts in 10 11. This is still several orders of magnitude less than some ...

UNIDENTIFIED PERSON: National Institute of Standards and Technology time - this is radio station WWV, Fort Collins, Colo. SIMON: WWV is the oldest continuously operating radio station in the United ...

The author is manager of National Institute of Standards and Technology radio stations WWV/WWVH/WWVB. While radio station WWVB may be familiar to readers of this publication, most people would not ...

I have an interest in extremely low-frequency (ELF) radio — transmission frequencies below 300kHz. Of particular interest to me is WWVB, the official government time station operated by the National ...

The advantage of a radio-controlled clock that receives the time signal from WWVB is that you never have to set it again. Whether it’s a little digital job on your desk, or some big analog wall clock ...