ブザー付き多機能デジタル腕時計について
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概要
- 論文の詳細を見る
A digital watch, which includes the infinite possibility of electronic circuits and the great advantage of Liquid crystal displays, has been growing and developing into a creative watch with a lot of functions, namely multi-functions. The author has been responsible in the company for developing a multi-function digital watch, searching for product provided with advantageous features of digital watches The present report is on a caliber A159 which has an alarm and stopwatch functions as a compact multi-function digital watch. A159 has a very unique construction such that the electro-magnetic type of a micro speaker is installed and that the window for sound radiation is arranged at the front of the watch case. Furthermore, it is thinnest and smallest in the world as an alarm digital watch.
- 社団法人日本時計学会の論文
- 1978-09-20