He slid a magnetic around the coils of a wire attached to a galvanometer .
他在一个连接到一个电流计的线圈周围移动一个磁体。
To detect engrams hubbard adopted a battery-powered galvanometer with a needle dial wired to two empty tin cans .
为了探测记忆印痕，哈伯德采用了一种电池驱动的电流计，它有一个转动的指针，连接着两个空罐头盒。
The coil acted as a loop antenna and received the electromagnetic radiation , which was received ( detected ) by the galvanometer - the work of an antenna .
线圈充当了一个环形天线并且接收到了电磁辐射，这是由电流计接收（探测）到的一个天线的工作。
Measurement on the sensibility of galvanometer and outer critical damping resistance .
