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Originally posted by kosmicjack
A search on Active Denial System which, I think, is what the domestic version is called or LRAD will bring up many in-depth ATS discussions on the topic.
Originally posted by Nines
As for everyone else PELASE, PLEASE, PLEASE, educate yourself, and research before you post! You are all destroying the quality of ATS. This topic, when read by people who actually know what the LRAD is, is a complete comedy! It's a joke, a complete laughingstock. It makes ATS look really bad in my opinion.
Originally posted by Nines
Why would the Queen Mary need an LRAD systems capable of damaging your ears??..... Think about it.... BECAUSE ITS JUST A LOUDSPEAKER!
The loudhailer-style device is often used by UK and US troops and is capable of causing permanent damage to hearing from a distance of more than 300 metres (984ft).
Mr Groves said shock-waves from the LRAD has damaged his hearing and claims he now suffers from tinnitus.
On full power, the device can emit a concentrated, 150 decibel [dB] high energy acoustic wave
Originally posted by ModernAcademia
Being condescending won't help you prove your point
THIS is what brings the quality of ATS down, not healthy debates.
Originally posted by ModernAcademia
When you say capable of damaging your ears, do you mean the passengers of the queen mary?
Originally posted by ModernAcademia
If so, then I guess you, who says research before posting didn't think much before posting this.
Originally posted by ModernAcademia
It's a Directional speaker, you can direct sound.
Originally posted by ModernAcademia
To say that if it really causes damage to the passengers then why keep it on the ship is like saying if don't shoot a gun while aiming at a target in front of you because everyone behind might also get shot
Originally posted by ModernAcademia
It is clearly a weapon
Originally posted by ModernAcademia
And the fact that the brain has a tendency of mostly hearing the loudest sounds within sound.
We want to know WHY our Sheriff Dept has this weapon,”
Originally posted by overide
We want to know WHY our Sheriff Dept has this weapon,”
CONPLAN is why.
please read these documents that were released just days ago, at least browse through them.
Newly Unclassified Documents 09, 09 ; Operation Garden Plot
They are gearing up for 10/1/09. That is the effective date for the Serve America Act. HR1388 or better known as Obama's civilian security force.
Can't really look at them as heroes anymore, at least specific ones. But even the good apples still work under the same umbrella that supports these crowd control initiatives.
Aircraft with riot control agent disperser and loudspeaker capability.
(d) Provides psychological operations personnel and equipment to augment information office in the objective area as required by the task force commander. Insures readiness of Loudspeaker teams, audio-visual teams, light mobile printing teams, and other PSYOPs specialist personnel and equipment required in support of the task force information officer.
Seriously, the LRAD is just a speaker that makes loud sounds. It's nothing to fear. It's actually a crappy non-lethal weapon, but has a few good uses. This topic is just fear mongering.
Infrasound is low frequency audio beneath the human range of hearing. Infrasound constantly surrounds us, generated naturally; wind, waves, earthquakes and by man; building activity, traffic, air conditioners and so-on. Low frequency sound is used by marine mammals to communicate over vast distances and by birds to determine migration patterns.
At higher volumes infrasound of around 7-20hz can directly affect the human central nervous system causing disorientation, anxiety, panic, bowel spasms, nausea, vomiting and eventually unconsciousness (supposedly 7-8hz is the most effective being the same frequency as the average brain alpha wave). The effect is unintentionally (or not?) generated by the extreme low frequencies in church pipe organ music, instilling religous feelings and causing sensations of “extreme sense sorrow, coldness, anxiety, and even shivers down the spine.”(1) in the unsuspecting congregation. Low frequency sound generated naturally or by building work and traffic is said to be the cause of reported apparitions and hauntings (2) – blamed on the ghostly 19hz frequency which matches the resonating frequency of the human eyeball:
Frequency & effects:
7 Hz: Supposedly the most dangerous frequency corresponding with the median alpha-rhythm frequencies of the brain. It has also been alleged that this is the resonant frequency of the body’s organs therefore organ rupture and even death can occur at prolonged exposure.
1-10hz: “Intellectual activity is first inhibited, blocked, and then destroyed. As the amplitude is increased, several disconcerting responses have been noted. These responses begin a complete neurological interference. The action of the medulla is physiologically blocked, its autonomic functions cease.” (Gavreau )
43-73hz: ” lack of visual acuity, IQ scores fall to 77% of normal, distortion of spatial orientation, poor muscular coordination, loss of equilibrium, slurred speech, and blackout”.(Gavreau )
50-100hz: “intolerable sensations in the chest and thoracic region can be produced – even with the ears protected. Other physiological changes that can occur include chest all vibration and some respiratory rhythm changes in human subjects, together with hypopharyngeal fullness (gagging). The frequency range between 50 and 100 Hz also produces mild nausea and giddiness at levels of 150 – 155 dB, at which point subjective tolerance is reached. At 150 to 155 dB (0.63 to 1.1 kPA), respiration-related effects include substernal discomfort, coughing, severe substernal pressure, choking respiration, and hypopharyngeal discomfort.” (Davies) 100hz – At this level, a person experiences irritation, “mild nausea, giddiness, skin flushing, and body tingling.” Following this, a person undergoes “vertigo, anxiety, extreme fatigue, throat pressure, and respiratory dysfunction.”(Gavreau )