| 摘要 |
In a preferred embodiment, a power module for use in an electrical system of the type having a multiplexer which provides an output signal in response to an input signal, the output signal commanding that electrical power be furnished to a device, the power module including: a housing; a first end of the housing being adapted to be inserted into an electrical outlet; a second end of the housing being adapted for electrical connection to the device, such that, when the power module is turned on, electrical power will be furnished to the device and, when the power module is turned off, electrical power will be removed from the device; and connection means to connect the power module with the multiplexer to receive the output signal from the multiplexer so that the output signal will turn the power module on and/or off. In another aspect of the invention, a power switch similar to the power module is provided. In a further aspect of the invention, a telephone modular connector is provided. In an additional aspect of the invention, a cable with a shield layer surrounding a "hot" wire and a bare ground wire is provided. In yet another aspect of the invention, a portable multiplexer access device system is provided.
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