Chelsea Clock offers a special discount to active and retired U.S. military personnel and their families. As an expression of thanks and support for service, Chelsea Clock offers a 10% savings on ...

First introduced in the Summer Time Act 1916, the clock change was put in place to ... the problem and recommend that people follow the ‘military method’ to get a better night’s sleep.

According to the company, the EMXO offers low-phase noise at 10 Hz < −120 dBc/Hz and Allan Deviation (ADEV) stability < 1E-11 at a 1-second averaging time. The atomic clock provides an initial ...