Practical Alarm Circuit Examples 300

Author: Xiao Jinghe
Publisher:
Publish Date: 2005-06-01
Features: This book is a popular science reader on electronic technology. It selects 300 alarm circuits of various types, which are divided into six major parts according to their purpose and circuit structure: sound and light triggered alarm circuits, touch and wire break alarm circuits, radio frequency microwave pyroelectric detection alarm circuits, over-temperature and over-pressure gas leakage alarm circuits, other types of alarm circuits, and a special selection of various alarm sound circuits and alarm sensors as the sixth part.