Mystery of sonic weapon attacks at US embassy in Cuba deepens

It sounds like it actually creates sound in a small area rather than being psychotronic. I wouldn't really classify the microwaves as psychotronic either, more like nerve stimulation - but I haven't read too deeply into it.

Brain changes in those subjected to the Cuban embassy attacks:
https://amp.cnn.com/cnn/2019/07/23/health/cuba-sonic-attacks-brain-mri-study/index.html