The maximum of B along elevation direction is closely under the central section of coil.The B of equiamplitude magnetic field is increased by increasing of the output current ...
等幅频磁场的磁感应强度随
频电源输出电流的增加而增加,磁场调幅处理能提
磁场内的磁感应强度,提
调幅波信号的幅值电压,可有效提
磁场内的磁感应强度。