Solar Eclipse 2017 recordings of medium-wave AM broadcast band from western Michigan, U.S.A.

recorded by Tim Tromp, KE8JFM location recorded: 86°09'29" W, 43°11'07" N These data files are recordings of the entire medium wave broadcast band (535-1705kHz) from 17:57:28UTC to 19:10:23UTC from western Michigan, U.S.A. Data files are .wav format, but the archived files are .zip, with two or three .wav files packaged together in each .zip file. Antenna: DKaz antenna (described at http://www.durenberger.com/documents/DKAZ070314.pdf), 117' long x 22' tall, aimed @ 180 degrees (no amplification used) Receiver: Microtelecom Perseus SDR (http://microtelecom.it/perseus/) with no front end attenuation, center frequency set at 910kHz, recording 1600kHz wide passband, using Perseus software 17:57:28UTC to 18:36:23UTC. A second session was recorded with center frequency set at 1300kHz, and an 800kHz wide passband, using Perseus software, 18:38:51UTC to 19:10:23UTC.录制者：蒂姆·特龙普（Tim Tromp），业余无线电呼号KE8JFM 录制地点：西经86°09′29″，北纬43°11′07″ 本数据集包含美国密歇根州西部地区于协调世界时（Coordinated Universal Time，UTC）17:57:28至19:10:23期间采集的全中波广播频段（535~1705kHz）录音。数据文件采用WAV格式，归档文件为ZIP压缩包，每个压缩包内封装2至3个WAV文件。 天线：DKaz天线（详细说明见http://www.durenberger.com/documents/DKAZ070314.pdf），尺寸为117英尺长×22英尺高，指向方位角180度，未使用放大设备。 接收机：采用Microtelecom Perseus软件定义无线电（Software Defined Radio，SDR），无前端衰减设置，首次录制时中心频率设为910kHz，采集1600kHz带宽的通带，使用Perseus软件于协调世界时17:57:28至18:36:23期间完成录制。第二次录制时，中心频率设为1300kHz，通带带宽为800kHz，同样使用Perseus软件，于协调世界时18:38:51至19:10:23期间完成录制。