摘要
本文设计了一种切实可行的红外报警电路装置,闸述了其工作原理,以及提高灵敏度和可靠性的主要措施.研制结果证明.这种报警器设计合理,性能可靠,保密性和抗干扰能力强,使用方便.
A feasible circuit device of an infrared warner is presented,the operating principle and the main measures on how to raise the sensitivity and reliability of this warner are also discussed.The developed result shows that the design of the infrared warner is reasonable and it is very good in keeping secrecy and antidisturbance in addition to its easier applications.
出处
《大连铁道学院学报》
1989年第2期28-33,共6页
Journal of Dalian Railway Institute
关键词
红外光源
报警器
红外报警器
infrared early warning systems
warning indicators
near infrared radiation
gallium arsenide
light emitting diodes
multivibrator/photodetector
