Development of snooping phone system / Nor Hisham Abbas
This thesis describes the development of a snooper phone system for security purposes. This device is intended to be implemented as intrusion detection and listening device for checking home, office and etc. It may also be used to trigger other electrical devices in the premise via a switching relay...
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| Format: | Thesis |
| Language: | English |
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1999
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| Online Access: | https://ir.uitm.edu.my/id/eprint/77770/1/77770.pdf |
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my-uitm-ir.777702024-09-27T08:45:16Z Development of snooping phone system / Nor Hisham Abbas 1999 Abbas, Nor Hisham Telecommunication Electronic mail systems. General works. Text messages (Cell phone systems) This thesis describes the development of a snooper phone system for security purposes. This device is intended to be implemented as intrusion detection and listening device for checking home, office and etc. It may also be used to trigger other electrical devices in the premise via a switching relay or other electrical apparatus to perform the same function. Making a call to the telephone line activates the device. The caller will be able to listen to the signal generated by the intruder. For testing purposes, the output obtained is fed to a speaker via matching transformer such that any intrusion will produce audio signal. In normal use, the audio signals that were being picked up will be transmitted through the telephone line. The operating frequency range is 200 Hz up to 30 kHz. The system has been tested in the laboratory for the performance identification and discovered that this system is possible to be implemented in real world application with the incorporation of a hybrid component prior to the actual telephone line. 1999 Thesis https://ir.uitm.edu.my/id/eprint/77770/ https://ir.uitm.edu.my/id/eprint/77770/1/77770.pdf text en public degree Institut Teknologi MARA (UiTM) Department of Electrical Engineering Musirin, Ismail |
| institution |
Universiti Teknologi MARA |
| collection |
UiTM Institutional Repository |
| language |
English |
| advisor |
Musirin, Ismail |
| topic |
Telecommunication Telecommunication |
| spellingShingle |
Telecommunication Telecommunication Abbas, Nor Hisham Development of snooping phone system / Nor Hisham Abbas |
| description |
This thesis describes the development of a snooper phone system for security purposes. This device is intended to be implemented as intrusion detection and listening device for checking home, office and etc. It may also be used to trigger other electrical devices in the premise via a switching relay or other electrical apparatus to perform the same function. Making a call to the telephone line activates the device. The caller will be able to listen to the signal generated by the intruder. For testing purposes, the output obtained is fed to a speaker via matching transformer such that any intrusion will produce audio signal. In normal use, the audio signals that were being picked up will be transmitted through the telephone line. The operating frequency range is 200 Hz up to 30 kHz. The system has been tested in the laboratory for the performance identification and discovered that this system is possible to be implemented in real world application with the incorporation of a hybrid component prior to the actual telephone line. |
| format |
Thesis |
| qualification_level |
Bachelor degree |
| author |
Abbas, Nor Hisham |
| author_facet |
Abbas, Nor Hisham |
| author_sort |
Abbas, Nor Hisham |
| title |
Development of snooping phone system / Nor Hisham Abbas |
| title_short |
Development of snooping phone system / Nor Hisham Abbas |
| title_full |
Development of snooping phone system / Nor Hisham Abbas |
| title_fullStr |
Development of snooping phone system / Nor Hisham Abbas |
| title_full_unstemmed |
Development of snooping phone system / Nor Hisham Abbas |
| title_sort |
development of snooping phone system / nor hisham abbas |
| granting_institution |
Institut Teknologi MARA (UiTM) |
| granting_department |
Department of Electrical Engineering |
| publishDate |
1999 |
| url |
https://ir.uitm.edu.my/id/eprint/77770/1/77770.pdf |
| _version_ |
1811768662028189696 |