... constant deviation spectrograph n.恒偏向摄谱仪 constant force liquid spring n.恒力液体弹簧 constant impedance attenuator n.恒阻抗衰减器 ...
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constant impedance resistive attenuator 衡定阻抗衰减器
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By using a series and shunt combination of optocouplers the attenuator can be configured to produces a constant input and output impedance, regardless of where the voltage control setting is.
通过使用光耦衰减器的串联和分流相结合可以配置成恒定的输入和输出阻抗，而与控制电压无关。
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