Time signal
A time signal is a visible, audible, mechanical, or electronic signal used as a reference to determine the time of day.
External links
- Insight into marine science: discusses the use of time balls in maritime cities
- Travel Downunder mentions the time cannon at Perth
- Durr Cannon Research Projects: mentions the time cannon at Cape Town
- The Edinburgh time gun
- Distribution of Time Signals by the U.S. Naval Observatory
~ Table of Content ~
| ► | Introduction |
| ► | Audible and visible time signals |
| ► | Electrical and electronic time signals |
| ► | See also |
| ► | External links |
| ► | Reference |
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