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The Quadruplex telegraph is a type of electrical telegraph which allows a total of four separate signals to be transmitted and received on a single wire at the same time (two signals in each direction). Quadruplex telegraphy thus implements a form of multiplexing.
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Quadruplex telegraph | is a | type of electrical telegraph which allows a total of four separate signals to be transmitted and received on a single wire at the same time | 0.90 | text |
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