为制作一根海水天线，电流探针（一种电子线圈，尺寸跟形状大致相当于一个大炸面圈）要连接到一副无线电天线端子上。

To make a seawater antenna, the current probe (an electrical coil roughly the size and shape of a large doughnut) is attached to a radio’s antenna jack.

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GQ -继电器。超小型封装扁平极化继电器。操作功能单面稳定。线圈额定值12 V直流。磁带和卷轴包装。表面贴装端子A型。

GQ-relay. Ultra-small package flat polarized relay. Operating function single side stable. Coil rating 12 V DC. Tape and reel packing. Surface-mount terminal a type.

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31是一个简单的螺丝端子适用于接口应用线圈低压单稳态继电器(24 V)和负荷在供电网络的电压(230 V)。

The 13.31 is a simple monostable relay with screw terminals suitable for interfacing applications where the coil is low-voltage (e. g. 24 v) and load is at the supply network voltage (230 v).

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