A typical sound recording device would not be able to recordthe microwave sound because it is generated inside the sub-ject’s head. This includes any commercially available cellularmobile telephone. On the contrary, if it was easy to record thesound with a typical sound recording device, most personsin the same room or environment should be able to hear theloud sound.

Significantly, they also fall within the permissible‘‘safe’’ limits of currently promulgated safety standards andprotection guidelines, The required microwave technologyis mature and in general, commercially available in manydeveloped countries

computer simulation of microwave auditoryeffect in an anatomical human head

and even caus-ing potential brain tissue injury.

umerous laboratoryinvestigations and theoretical research, and supported by bio-logical, physical, mathematical, and computer simulationsalong with reported experiences of the embassy staff.

Depending on modulation and pulse width, differentmicrowave pulses or pulse sequences will generate differentsound sensations via microwave auditory effect

knocking sounds

nails-colliding-on-the-chalkboard effect are significant.

especially in individuals with distinct early symptoms,appears to be directed, pulsed microwave energ

the microwave auditory effect pro-vides a scientific explanation for the Havana syndrome.

The symptomsinclude headaches, severe hearing loss, ringing in the ears,nausea, and problems with balance or vertigo, and are sug-gestive of a connection to the inner ear apparatus within thehuman head

These attacks began in Moscow some seventy-one years ago, in 1953, and were eventually privately admitted to by Soviet officials

an apparent attack on Ukrainian peace negotiators on or around March 3 of that year

As of the end of 2022, perhaps up to 1,500 US officials had complained of having suffered such debilitating and disabling symptoms as constant headaches, dizziness, loss of memory and vision, nausea, insomnia, and vertigo.

members of their families

severe headaches and nausea, after hearing unidentifiable grinding, piercing, and unbearable noises inside their heads, with those who were exposed the longest suffering from the most crippling disabilities.

American

he Journal of US Intelligence Studies

tolerating, denying, and concealing decades of Russian attacks, at the expense of American officials, has harmed the credibility and weakened the power of the US government to deter other acts of aggression.

threatening the Russians with retaliation.

President Vladimir Putin and Russian military officers have publicly bragged about developing weapons that could cause health effects similar to Havana Syndrome.

recall a series of historically documented Soviet technical operations against the US embassy in Moscow that began in 1953 and lasted for decades, providing credible evidence of serious harm to numerous diplomats and other US officials.