Cable broadcast telephone - Yusenhosodenwa

Japanese: 有線放送電話 - ユウセンホウソウデンワ

Telephone/broadcasting equipment that mediates other people's communications using wired telecommunications equipment for wired radio broadcasting. Based on the Cable Broadcasting Telephone Act, these were installed in the 1950s and 60s in farming, mountain and fishing villages as an alternative to the general subscriber telephones of Nippon Telegraph and Telephone Public Corporation (now NTT). The same equipment is also used for broadcasting to every household in the area and outdoor broadcasting. Since the 1980s, with the liberalization of the telecommunications industry and the spread of general subscriber telephones and mobile phones, the number of facilities that carry out wire broadcasting telephone services has decreased significantly. The Cable Broadcasting Telephone Act was abolished in 2011, and new installations are no longer permitted. Wired telephone.

Source: About Shogakukan Digital Daijisen Information | Legend

Japanese:

有線ラジオ放送用の有線電気通信設備を用いて他人の通信を媒介する電話・放送設備。有線放送電話法に基づいて、昭和30～40年代に農山漁村などで、日本電信電話公社（現NTT）の一般加入電話の代替として設置された。地域内での全戸一斉放送や屋外放送なども同じ設備で行われる。昭和60年代以降、電気通信事業の自由化、一般加入電話・携帯電話の普及などに伴い、有線放送電話業務を行う施設数は大幅に減少。平成23年（2011）に有線放送電話法が廃止され、新規設置はできなくなった。有線電話。

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