earthplatform.com

Results 1 - 10 from 190 for frequency sound in 0.328 sec.

Menardi - Industry Experience [Foundry]
... is to mount a sonic horn in the hopper, and allow the horn's low frequency sound vibrations to fluidize the dust, and allow it to flow freely from the hopper discharge ...
www.menardifilters.com

OMI: Underwater Noise Pollution Fact Sheets
New (File is in PDF Format) (November 2004 -- Acoustic Ecology Institute) Low Frequency Sound Hurts Fish and Fisheries New (By Benjamin White, Jr. --located on The Animal Welfare Institute ... (2004) New Effects of LFAS Intense Ocean Noise: Effects on Fish Marine Mammals and Low Frequency Active Sonar Fact Sheet Scientists’s Comments on 180 dB Safe Alternatives to Active Sonar ...
www.oceanmammalinst.org

OMI: Marine Mammals and Low Frequency Active Sonar (LFAS) Fact Sheet
Marine Mammals and Low Frequency Active Sonar (LFAS) Fact Sheet Marine Mammals and Low Frequency Active Sonar (LFAS) Low Frequency Active Sonar (LFAS) is a military sonar technology designed to detect ... affect the marine mammal food chain including fish and zooplankton (Marine Mammals and Low Frequency Sound: Progress since 1994, National Academy Press). Very little is known about how loud sounds ...
www.oceanmammalinst.org More from this site

Ocean Alliance - EDUCATION - Whale Education Kit
Low frequency sound can travel for long distances, but only gives broader details. The distance traveled depends largely on the depth and temperature of the ocean the sound is sent from ...
www.oceanalliance.org

Sebile Baits
As it subtly moves through the water its sound chamber emits a discrete chatter. Superior balance allows for excellent casting and a steady retrieve ... visible bleeding effect. Movement of the twin-fluid inside the lure cavity produces ultra-low frequency sound waves that the senses of predator species can detect. The twin-fluid also improves casting ...
www.great-lakes.org

Marine Careers :: Marine Biology
One technique involves exposing a pen of fish to ultrasound (high frequency sound that cannot be heard by humans). This causes the outer layers of the fish tissues ...
marinecareers.net

Environmental Fact Sheets, Treatment of air and gas : High-temperature dust collector (Clinox®) - Biothermica Technologies Inc., Enviro-Access
In addition, a horn which generates low-frequency sound waves may be used to clean the filter bags more effectively. Finally, an access door ...
enviroaccess.ca

Euroturtle
Beach characteristics used may include smell, low-frequency sound (possibly the noise of the surf), magnetic fields, the characteristics of seasonal offshore currents and ...
euroturtle.org

Select a sound
Habitats Maps Search Resources Sponsors Select a Sound Clip Click on a picture to hear a sound clip Click on the picture to hear THE ... warm, still, summer evenings the male can be heard uttering his high-frequency repetetive call, known as churring. Flying at dawn and dusk, the ... males compete with each other in order to win a female. The sound of croaking fills the night air. Each male's croak has ...
www.offwell.free-online.co.uk

High-Frequency EMF Noise Suppression Kit
EMF high-frequency pollution producers, you may need additional EMF high-frequency noise suppressors. Specify North-American or European plug styles. HF ... staff members have complained of headaches, fatigue, facial flushing, numbness, sensitivity to lights and sound, tingling and loss of taste and smell. But since a contractor has installed electrical ...
lessemf.com