Unclassified
Duplex (telecommunications)
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Unclassified
Duplex (telecommunications)
Communication flowing simultaneously in both directions
epic · Q625306
Related cards · communications system
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Artifacts
Minitel
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Unclassified
NASA Deep Space Network
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Unclassified
Chappe telegraph
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Unclassified
Optical telegraph
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Unclassified
Joint Worldwide Intelligence Communications System
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Unclassified
Intercom
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Related cards · type of interaction
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Concepts
Communication
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Unclassified
Mobile phone
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Works
Instant messaging
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Concepts
Fax
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Concepts
Fundamental interaction
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Concepts
Measurement
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