1. 静噪电路：静音 Mute | 静噪电路 Squelch Circuit | 静噪开启电平和闭锁电平 Squelch Opening and Closing Level

2. 无噪声党电路：squeezable waveguide 可压缩波异管 | squelch circuit 无噪声党电路 | squid 超导量子干涉掐

3. 静音 Mute 静噪电路：静态随机存取存储器 Static Random Access Memory SRAM | 静音 Mute 静噪电路 Squelch Circuit | 静噪开启电平和闭锁电平 Squelch Opening and Closing Level

4. 无噪声调谐电路：squeezable waveguide == 可压缩波导管 | squelch circuit == 无噪声调谐电路 | squid == 超导量子干涉装置

noun

1. an electric circuit that cuts off a receiver when the signal becomes weaker than the noise

Synonym: squelchsquelcher