首页> 外国专利> Circuit arrangement for the regulation of the supply current of a distance which is fed with direct current supply devices of telecommunications - in particular of the remote transmission of speech direction changes by means of cables serving for greatly varying earth's magnetic fields, due to magnetic storms or magnetic storms

Circuit arrangement for the regulation of the supply current of a distance which is fed with direct current supply devices of telecommunications - in particular of the remote transmission of speech direction changes by means of cables serving for greatly varying earth's magnetic fields, due to magnetic storms or magnetic storms

机译：用于调节一定距离的供电电流的电路装置，该距离由电信的直流供电设备馈电，尤其是语音方向的远程传输，借助于磁暴或电磁波通过用于极大地改变地球磁场的电缆进行改变磁暴

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公开/公告号DE1248111B

专利类型
公开/公告日1967-08-24

原文格式PDF
申请/专利权人 FELTEN & GUILLEAUME GMBH;
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申请/专利号DE1964F042983
发明设计人 HECHT GEORG;HOFER WALTER;
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申请日1964-05-26
分类号A21C5/06;G09F11/34;G11C11/06;H01J29/70;H03F3/68;H03H2;H03H11/26;H03H11/28;H03K5/06;H03K17/04;H03K17/60;H03K19/018;H04B3/44;H04J3/10;
国家 DE
入库时间 2022-08-23 14:07:37

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