closed-circuit

• Descreve um sistema, geralmente eletrônico ou de televisão, em que o sinal é transmitido apenas a um número limitado de receptores, em oposição à transmissão pública. Também se refere a um circuito fechado, como em sistemas de vigilância ou de televisão por assinatura.

Describes a system, typically electronic or televisual, in which the signal is transmitted only to a limited number of receivers, as opposed to being broadcast publicly.

1. Closed electrical circuitB2formaltechnical

   Relating to or consisting of a complete electrical circuit through which current can flow.

   Circuito elétrico fechado

   • The technician checked the closed-circuit wiring for any faults.
   • A closed-circuit system ensures continuous power flow.
   • The device operates only when the closed-circuit connection is intact.

   Sinônimosclosedcompletecontinuousunbroken

2. Closed-circuit television (CCTV)B1formaltechnical

   Relating to a television system in which signals are transmitted to a limited set of monitors, typically for surveillance.

   Circuito fechado de televisão

   • The building is monitored by a closed-circuit camera system.
   • Closed-circuit television helps prevent theft in stores.
   • They installed closed-circuit cameras in the parking lot for security.