驻极体传声器目前主要是民用，单指向性驻极体传声器设计与生产的关键在于内部相移网络的控制。

The normal zero-IF topology with the single quadrature channels is very sensitive to the phase-error of the phase-shift network of LO.

youdao

驻极体传声器目前主要是民用，单指向性驻极体传声器设计与生产的关键在于内部相移网络的控制。

The normal zero-IF topology with the single quadrature channels is very sensitive to the phase-error of the phase-shift network of LO.

youdao