Found in a 1990s US publication, this alarm circuit detects when a light beam is interrupted. Optical resources may be used for the sensor and instead of the alarm a relay may be used.
This interesting 80's logic circuit consists of a gate that can be programmed according to the...
Chinese 基本信息 > 出版社: 科学 (2007年4月1日) 平装 语种: 简体中文 ISBN: 7030186605 条形码: 9787030186607 品牌: 博库 ASIN:...
Using Linear Technology's LTC4252-1, this circuit was found in a 2005 manual. The circuit makes use of...