Object Record
Images
Metadata
Object Name |
Clock |
Catalog Number |
77.15.4 |
Collection |
Timepiece |
Other Name |
atomic clock |
Date |
c. 1962 |
Description |
The Atomichron uses cesium atoms as a pendulum. The cesium vibrator is used to regulate the flow of current to a quartz crystal in a master clock to send signals to a secondary clock. Black plaque reads, "Atomichron NC-2001." |
Maker |
National Company |
Material |
steel, metal, glass, iron |
Place of Origin |
Malden, Massachusetts, USA |
Notes |
A 28320 4 slides in slide cabinet 1 C |