Semiautomatic switching system
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In telecommunications, the term semiautomatic switching system has the following meanings:
- In telephone systems, a switching system in which telephone operators receive call instructions orally from users and complete them by automatic equipment.
- At tape relay intermediate stations, the manual routing or rerouting of taped messages without rekeying them.
References
[edit | edit source]- Public Domain This article incorporates public domain material from the General Services Administration document: "Federal Standard 1037C". (in support of MIL-STD-188)
