Ultra High Accuracy
Digital Clock

The time to be displaying at the clock above is the time of your computer.

On these pages, the production of the digital clock that operates with very high accuracy by synchronizing to the color burst signal in the television picture signal is being mentioned. It is operating with the errors of 1 or less second in a year. The synchronous circuit of the color burst signal is using '10MHz standard frequency oscillator kit' that purchased with 'Akizuki Denshi Tsusho Ltd.'. (Site in Japanese)

To the page of production

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The Java applet is being used for the display of the clock image of the top.
For details see "Digital clock Applet".