The follow bridge circuit has cut off or high resistanced. The trouble is convergence coil, brush or amplifier.

随动电桥断路或高电阻出现，故障是汇电环、电刷、或放大器。

youdao

The follow bridge circuit has cut off or high resistanced. The trouble is convergence coil, brush or amplifier.

随动电桥断路或高电阻出现，故障是汇电环、电刷、或放大器。

youdao