wave trap

the selectivity is reasonably good, even at the high end of the band. a wave trap can be used to null nearby stations.

即使在频率高端，此线圈仍能保持良好的选择性。添加陷波器可以减小强台的干扰。

automatic testing system for high frequency wave trap coil in electric power erommunication

电力载波高频阻波器自动测试系统

to use this as a wave trap, connect the antenna to one terminal and the antenna input on the radio.

要使用这个陷阱一挥手，将天线连接到一个终端和无线电天线输入法。

It is significant to apply geology characteristic information related with target layers supplied from primary wave 、 transverse wave ( and conversion wave) for searching complicated concealable trap and structure.

综合应用地震纵波、横波（及转换波）所提供的与目的层相关的地质特征信息对寻找复杂的隐蔽性圈闭、构造有着十分重要的意义。

a wave trap is very useful for crystal set reception, but is also great for reducing strong signals on a regenerative receiver.

一个陷波器是非常有用的水晶接待组，而且是伟大的接收信号强的再生减少。