This page tests implementing a doppler effect on a fast moving looping 3D sound source. Files:

bell_trip_44100hz_256kbs_stereo.mp3: Downloaded from https://www.dl-sounds.com/royalty-free/, license: https://www.dl-sounds.com/license/

Play uncompressed (Web Audio + AudioBufferSourceNode + decodeAudioData() to AudioBuffer):

Play compressed (<audio> element playing a Blob embedded as MediaElementAudioSource to Web Audio graph):

Current memory usage: 0 bytes.