підсилювальний контур, контур підсилювача
circuit breaker / circuit-breaker
amplifier
voice amplifier
electronic amplifier
jet amplifier
antenna amplifier
radio-frequency amplifier
range amplifier
power amplifier (PA)
Low-Distortion Amplifier (LDA)
Low-Noise Amplifier (LNA)
fluid amplifier control engine test program
bombing circuit
circuit
circuit-closing device
communication circuit
demodulator circuit
dual-firing circuit
electric firing circuit
electrical circuit
intensity mine circuit
remote-controlled radio circuit
safety circuit
voice circuit
weapon control circuit
wire circuit detector
air circuit breaker
air-blast circuit breaker
automatic overload circuit breaker
back-up circuit breaker
buried conduit wire circuit
circuit breaker with overload trips