Field recording made during a walking tour of the Boston harbor tunnel while under construction during the "Big Dig" project.
0:00: Mysterious machine pings, fairly direct
0:25: Draining water with machine hum
Type
AIFF (.aiff)
Duration
0:47.806
File size
8.0 MB
Sample rate
44100.0 Hz
Bit depth
16 bit
Channels
Stereo
Comments
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