Rancangbangun sistem keamanan ruangan dengan deteksi objek bergerak menggunakan sensor ultrasonik
The room security system was designed based on the masurment of objects useing ultrasonic waves Measurement creates a doppler effect on the frequency of the ultrasonic signal. This effect in turn creates a frequency difference which triggers an alarm sound. Considered as a frequency error of more th...
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| Format: | Thesis |
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[Yogyakarta] : Universitas Gadjah Mada
2010
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