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Measuring the flight of an arrow using the Acoustic Doppler Shift

机译:使用声学多普勒频移测量箭头的飞行

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摘要

Measuring the velocity of an arrow in flight is a task of interest to archers, but can be difficult without specialized equipment. We show how accurate velocity measurements can be made by recording the sound made by the arrow as it travels over one or more microphones. Useful recordings can be made with a data acquisition system or with the sound recorder built into most PC operating systems. Estimates of the drag coefficient of different arrows can be made using several microphones to record each shot.
机译:测量弓箭手的飞行速度是弓箭手的一项重要任务,但是如果没有专用设备,这可能会很困难。我们展示了如何记录通过箭头在一个或多个麦克风上传播时所发出的声音来进行准确的速度测量。可用数据采集系统或大多数PC操作系统内置的录音机进行有用的记录。可以使用几个麦克风记录每个镜头来估算不同箭头的阻力系数。

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