bn:03579110n
Noun Concept
Categories: Telephony signals
EN
sender
EN
A sender is a type of circuit and system module in 20th-century electromechanical telephone exchanges. Wikipedia
English:
circuit
telephony
Definitions
Sources
EN
A sender is a type of circuit and system module in 20th-century electromechanical telephone exchanges. Wikipedia
Circuit in an electromechanical telephone exchange sending telephone numbers and other information to another exchange. Wikipedia Disambiguation
Wikipedia
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EN
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