Versatile Optical Trigger / Hasrine Abdullah and Fatin Salwa Ahmad
This Versatile Optical Trigger circuit is a trigger circuit where is depending on the amount of lights that falling on the sensor. It can be respond in dim light or bright condition Application to this trigger circuit include switch on a lamp in a cupboard when the door is open. Modification can be...
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2001
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my.uitm.ir.508812021-09-28T03:48:46Z https://ir.uitm.edu.my/id/eprint/50881/ Versatile Optical Trigger / Hasrine Abdullah and Fatin Salwa Ahmad Abdullah, Hasrine Ahmad, Fatin Salwa Electronics Apparatus and materials Semiconductors Detectors. Sensors. Sensor networks Filters (Electric) Microelectromechanical systems Applications of electronics Photoelectronic devices (General) This Versatile Optical Trigger circuit is a trigger circuit where is depending on the amount of lights that falling on the sensor. It can be respond in dim light or bright condition Application to this trigger circuit include switch on a lamp in a cupboard when the door is open. Modification can be done to the trigger board by adding second circuit called differentiator The differentiator changes the response of the trigger of the trigger, instead of being sensitive to light level it becomes sensitive to the rate of change of the light level It can be set to respond in dim or bright condition. For example, it switches on the lamp or buzzer when there are shadow or rapid changes on the sensor. It will trigger the switches (lamp or buzzer) until the user push button to stop it. It is able to make a. transient response or a permanent one. A permanent response is useful in a security system to detect the intruder. However, the circuit will not trigger with slow changes of light level, such as might be caused by the arrival of dusk or the passing cloud over the sun. 2001-10 Student Project NonPeerReviewed text en https://ir.uitm.edu.my/id/eprint/50881/1/50881.pdf ID50881 Abdullah, Hasrine and Ahmad, Fatin Salwa (2001) Versatile Optical Trigger / Hasrine Abdullah and Fatin Salwa Ahmad. [Student Project] (Unpublished) |
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Electronics Apparatus and materials Semiconductors Detectors. Sensors. Sensor networks Filters (Electric) Microelectromechanical systems Applications of electronics Photoelectronic devices (General) Abdullah, Hasrine Ahmad, Fatin Salwa Versatile Optical Trigger / Hasrine Abdullah and Fatin Salwa Ahmad |
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This Versatile Optical Trigger circuit is a trigger circuit where is depending on the amount of lights that falling on the sensor. It can be respond in dim light or bright condition Application to this trigger circuit include switch on a lamp in a cupboard when the door is open. Modification can be done to the trigger board by adding second circuit called differentiator The differentiator changes the response of the trigger of the trigger, instead of being sensitive to light level it becomes sensitive to the rate of change of the light level It can be set to respond in dim or bright condition. For example, it switches on the lamp or buzzer when there are shadow or rapid changes on the sensor. It will trigger the switches (lamp or buzzer) until the user push button to stop it. It is able to make a. transient response or a permanent one. A permanent response is useful in a security system to detect the intruder. However, the circuit will not trigger with slow changes of light level, such as might be caused by the arrival of dusk or the passing cloud over the sun. |
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Student Project |
author |
Abdullah, Hasrine Ahmad, Fatin Salwa |
author_facet |
Abdullah, Hasrine Ahmad, Fatin Salwa |
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Abdullah, Hasrine |
title |
Versatile Optical Trigger / Hasrine Abdullah and Fatin Salwa Ahmad |
title_short |
Versatile Optical Trigger / Hasrine Abdullah and Fatin Salwa Ahmad |
title_full |
Versatile Optical Trigger / Hasrine Abdullah and Fatin Salwa Ahmad |
title_fullStr |
Versatile Optical Trigger / Hasrine Abdullah and Fatin Salwa Ahmad |
title_full_unstemmed |
Versatile Optical Trigger / Hasrine Abdullah and Fatin Salwa Ahmad |
title_sort |
versatile optical trigger / hasrine abdullah and fatin salwa ahmad |
publishDate |
2001 |
url |
https://ir.uitm.edu.my/id/eprint/50881/1/50881.pdf https://ir.uitm.edu.my/id/eprint/50881/ |
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1712288427741806592 |
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13.160551 |