| 摘要 |
A system is provided that can monitor concealed lines and can assist in locating the concealed lines. The system includes a management system, a transmitter, a first node, and a second node. The transmitter is configured to communicate with the management system, wherein the transmitter transmits an AC power signal identifying a command and at least one node to assist in executing the command. The first node is configured to receive the AC power signal, to consume the AC power signal, and to source an output signal according to the command by supplying the output signal to a first conductor segment. The second node is configured to receive the AC power signal from the conductor segment and to prepares itself to receive the output signal from the first node according to the command.
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