Home Survival Skills Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

Sound As A Defense Weapon: How Sound Frequency Can Cause Pain


What is going to occur if we use sound as a protection weapon? This text explains the methods through which sound might be a wonderful self-defense software.

Sound as a Protection Weapon: Utilizing Sound Frequency to Survive

What Is Sound?

Sound is throughout us and far of it’s comforting to people – the pleasing sound of good dinner music, a breeze wafting gently by way of the bushes, gurgling water flowing in a brook, or the sounds of youngsters taking part in – our world is alive with fantastic sound. For many, a sound is a welcome actuality.

However when sound turns into noise, it will increase stress and introduces emotional reactions in our lives and relationships. The truth is, sound can distract, disorient, frighten, or injure. It’s a strain wave. As such it happens at a sure frequency. These cycles have an amplitude (measured on the peaks) defining the ability or depth of the sound wave. Consider it like “loudness.”

Listening to Vary

Hearing Range | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

Hearing Range | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

As proven in Desk 1, we are able to’t hear some frequencies, though some animals can.

Sounds between 20 Hz and 20,000 Hz are thought-about inside our regular threshold of listening to. Sounds beneath 20 Hz are referred to as infrasonic or infrasound. Low-frequency infrasound at excessive dB may cause tremors inside our organs and it hurts! Sounds above 20 KHz—our higher vary of listening to—are referred to as ultrasonic. At 500 KHz and better, we label sounds as megasonic.

Frequencies of Sound Sources

Frequencies of Sound Sources | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

Frequencies of Sound Sources | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

Desk 2 reveals some typical frequencies generated by sound sources:

Decibels (dB) is the measurement of the ability or depth of sound. The decibel offers a relative measure of sound depth. The upper the dB score, the extra the quantity sound has.

The depth of a sound wave decreases with rising distance from the supply (inverse sq. legislation). The ability (depth) of sound is roughly equal to 1/d2 the place d equals the space from the sound supply. Double the space, d and sound strain (dB) drops to half its depth. A 40 dB sound at 1 meter drops to 20 dB at 2 meters and simply 10 dB at Four meters. At Zero dB – the softest sound – your ears and mind seek for one thing to listen to.

Decibel Scores of Sounds

Decibel Ratings of Sounds | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

Decibel Ratings of Sounds | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

Desk three reveals typical dB scores for varied sounds.

How loud is sound? The ear’s response to the loudness of sound happens as an influence of 10. It takes about 10 occasions the ability to sound twice as loud. Loudness varies with age and the physiology of the individual. Nonetheless, extra intense sounds will seem loudest.

Sounds That Alert or Warn

Sounds That Alert or Warn | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

Sounds That Alert or Warn | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

Desk Four lists sound that may stimulate motion.

Sounds That Calm or Soothe

Sounds That Calm or Soothe | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

Sounds That Calm or Soothe | Sound As A Defense Weapon: How Sound Frequency Can Cause Pain

As proven in Desk 5 sure sounds can calm and chill out an individual (or an animal).

You should buy sound gadgets that may produce calming sound that can assist you chill out and go to sleep.

Sound as a Deterrent

Make a sound that’s irritating to an individual, and you may deter that individual from a sure motion. Youngsters don’t like sounds round 20,000 Hz and can attempt to distance themselves from this sound. A 20 kHz hum has been used to maneuver loitering teenagers off streets or away from college playgrounds at evening. Likewise, a high-amplitude sound can be utilized as a burglar deterrent.

Some frequencies aren’t heard. Sounds beneath 20 Hz or above 20 kHz can show efficient in warfare.

Generate high-intensity sound beneath 20 Hz and folks will really feel the impact with out listening to it. An ultra-high frequency blast at 19-20 kHz will disperse protesters and rioters – particularly the youthful ones.

Sound That Destroys Matter

By creating sound on the pure frequency of matter, we are able to trigger varied supplies to vibrate. At sufficient vitality, we are able to trigger this materials to interrupt aside and disintegrate. There are gadgets that may do that at this time.

You want a robust sound strain wave to make this occur, however the frequency of a sound generator equal to the pure vibration frequency of a cloth causes resonance. And the amplitude of vibration of the fabric will increase many-fold till the atoms within the materials truly break aside.

Sonic Warfare

In a ‘Partitions of Jericho’ situation, sonic warfare is used to destructively shatter objects and materials. It takes a directed concussive impact to vibrate constructions to rubble and infrasonic vitality to shatter bones and pulp organs from inside. However, it’s potential. You have to a 240 dB supply to get an individual’s head to resonate destructively.

These sound waves must come from very loud objects, sound waves so highly effective they may knock down partitions and shake machines to items. A number of faculty college students confirmed that low frequencies between 30 and 60 Hz can truly extinguish a small hearth utilizing high-intensity sound.

It’s potential to shatter glass with sound by producing a notice that resonates sympathetically with the glass.

The pure frequency of the earth is 7.83 Hz. Gold can vibrate at 1.7 MHz—silver at between 4.047 and 4.652 MHz. Even copper can vibrate at simply over 28 MHz. The magnetic area across the earth can scale back the resonant frequency of fabric. For silver, the resonant frequency within the earth’s magnetic area could be a low audio 80 Hz (not 4+ MHz).

Sound That Injures or Kills

Between Zero dB and 90 dB, sound depth is regular and sometimes gained’t injury listening to; nonetheless, extended publicity to sound exceeding 90 dB may cause listening to injury.

Your physique can tolerate 85 dB of sound depth for eight hours with out listening to injury, however at 100 dB, you possibly can solely take this for 15 minutes earlier than it impacts your well being. And at 115 dB you might be secure for less than 30 seconds. Because of this ear safety is beneficial for all noisy environments. At 140 dB bodily ache might be felt. Go above this and life turns into threatened.

A particularly high-power sound (160 dB) can disrupt or destroy your eardrums and trigger extreme ache or disorientation. That is often adequate to incapacitate an individual. Much less highly effective sound waves may cause you to expertise nausea or discomfort.

We’ve all watched the results of shrill sounds in sci-fi films when a whole group of individuals is made helpless by a loud sound permeating the realm. They maintain their ears and fall to the bottom, utterly unconscious. And moviegoers puzzled if this actually can occur.

Sure, it will probably.

Centered Sound Know-how

A number of years again, a storage inventor created the flexibility to position sound vitality at a selected location whereas canceling sound in different close by areas. He might create the sound of dashing water inside a slender circle in a crowd. Individuals in that circle might hear the water, however folks a number of ft away couldn’t. This idea is utilized in buying malls to lure consumers.

The targeted sound know-how was efficiently used at checkpoints within the Center East to cease approaching automobiles far again from the place guards had been stationed. The machine deterred suicide bombers and gave the checkpoint forewarning {that a} car was not responding to orders to cease.

The storage inventor fashioned an organization (LRAD) and designed sonic and ultrasonic weapons that may incapacitate, injure, or kill. Regulation enforcement and the army now use their new long-range acoustic machine (LRAD) as a directed beam weapon to manage crowds and deter pirates or insurgents from attacking ships at sea.

It emits a 2.5 kHz warning tone at 146 dB one meter from the emitter with a most vary of 300 meters (the place the tone is degraded to 90 dB). This may trigger nausea, discomfort, disorientation, diminished sensory-motor capabilities, or extreme ache. By transmitting at an ultra-high frequency, an LRAD blast may cause eyeballs to vibrate producing unease and visible apparitions.

The European Area Company has a sonic weapon that may generate 154 dB sound vitality utilizing 4 big acoustic orifices. This machine can burst eardrums. Enhance the loudness to 185 dB and it will probably trigger an air embolism within the lungs or explode the center.

The Results of Sound Waves

Whales produce the loudest low frequency sounds on earth — at round 190 dB (17 to 30 Hz). Shut up, the high-intensity calls by blue and fin whales can collapse the lungs and trigger demise to different dwelling creatures.

A automobile stereo made a world document by pumping out 182 dB of sound that would immediately trigger listening to loss. The vitality didn’t final lengthy. Acceptable publicity time was in seconds.

Sound waves may cause inner bleeding and cease a human coronary heart with a frequency that resonates with the organ. Consultants have used sonar in oceans to detect and kill hostile divers by destroying organs and bone. Publicity to excessive depth (184 dB) ultrasound frequencies from 700 kHz to three.6 MHz has prompted lung and liver injury. Sound could be a killer.

Do that cool listening to take a look at by Vivid Aspect and discover out if you’re superhuman or worse than common:

Because the mainstream media and liberals push for extra stringent gun management measures together with limiting gun magazine sizes and ammunition purchases, I’ve typically puzzled how we are able to make this conduct a “non-problem.” Then I bought an concept, and I’ve been researching it ever since. What if we might develop a defensive weapon that wouldn’t require firearms, ammunition, or permits? What if we use a totally completely different know-how – one which the federal government doesn’t management? What if we use sound for protection? Will you agree?

What are your ideas about utilizing sound as a protection weapon? Tell us within the feedback part beneath!

Up Subsequent: 5 Surprising Self Defense Tips To Crush Attackers

Editor’s Notice: This put up was initially printed on August 29, 2016, and has been up to date for high quality and relevancy.




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