|The Cape Peninsula University of Technology (CPUT) Electronic Theses and Dissertations (ETD) repository holds full-text theses and dissertations submitted for higher degrees at the University (including submissions from former Cape Technikon and Peninsula Technikon).|
Browsing ETD - Faculty of Engineering by Subject "Electric engineering"
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(Cape Technikon, 1991)Many environments employ time switches to control the operation of electrical machinery and appliances. These devices are generally expensive and require extensive wiring and individualised treatment. The need therefore ...