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Traceable® Giant-Digital Radio Atomic Clock with Remote Sensor


Traceable® Giant-Digital Radio Atomic Clock with Remote Sensor has an abundance of features, making it the perfect clock.

  • Giant-Digits™ 4¾” viewable from 200 feet
  • Desk stand and wall mount supplied
  • Simultaneously displays both F/C temperatures and relative humidity including a remote unit
  • Clock automatically adjusts for daylight saving
  • Maintains better than 1 second accuracy for 25,000 years
  • Features radio signal from NIST’s Colorado atomic clock automatically sets correct time; weather forecast indicators, alarm, plus temperature and humidity, and remote sensor

To assure accuracy an individually serial-numbered Traceable Certificate is provided from an ISO/IEC 17025:2017 (1750.01) calibration laboratory accredited by A2LA. It indicates traceability to standards provided by NIST (National Institute of Standards and Technology).

Part Number: 1087
Attribute nameAttribute value


Time Range :12 hours, AM/PM
Time Resolution :1 second
Time Accuracy :0.0001 second
Temperature Range :-5 to 50°C (23 to 122°F)
Temperature Accuracy :±1°C
Humidity Range :20 to 90% RH
Humidity Resolution :0.1% RH
Humidity Accuracy :±5% Mid-Range (±7% Otherwise)
Dimensions LxWxH :16½" x 10½" x ¾"
Weight :3.25 lbs