Atomic Digital Clock Auto Set (no back light) - Using radio frequencies broadcast from NIST’s Colorado , the clock will automatically set to the correct time. Automatically adjusts to Daylight ...
【Upgraded Big Screen Display】- Experience the luxury of a 5.5" High Resolution Digital Alarm Clock that spells out the time, date, and temperature clearly. The illuminated LED digits ensure ...
The crystal oscillator “offers phase noise at 10Hz [of] <-120 dBc/Hz and Allan deviation stability of <10-11 at a 1s averaging time. The atomic clock provides initial accuracy of ±0.5ppb, frequency ...