annunciator

• Существительное, обозначающее устройство или индикатор, который отображает или объявляет, какая электрическая цепь или сигнал были активированы, например, на телефонном коммутаторе или панели управления.

A noun referring to a device or indicator that displays or announces which electrical circuit or signal has been activated, such as on a telephone switchboard or control panel.

1. Electrical indicatorC1formaltechnical

   A device that indicates or announces which electrical circuit has been activated, often used on telephone switchboards or control panels.

   Электрический индикатор

   • The annunciator lit up to show which line was ringing.
   • The technician checked the annunciator panel for any active alarms.
   • In older telephone exchanges, the annunciator helped operators connect calls efficiently.

   Synonymsalarmindicatorsignal