Topic: Low Frequency
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How to Make a Low Frequency Amplifier
Making a low-frequency amplifier involves adding a low-pass filter to a standard amplifier. That can either be done before the input or after the speaker output stage. Electronic crossovers are the easiest, most accurate and most adjustable... Read More »
Source: http://www.ehow.com/how_12090465_make-low-frequency-amplifier.htm...
What is a low frequency wave?
Radio waves are the lowest frequency waves. Next are microwaves, then infra-red waves. Read More »
Source: http://wiki.answers.com/Q/What_is_a_low_frequency_wave
What is Very Low Frequency?
It is infrasound, below 20 Hz, that we cannot hear, but feel. Read More »
Source: http://wiki.answers.com/Q/What_is_Very_Low_Frequency
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Low Frequency
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Low frequency waves are waves with long wavelengths, by definition, since their cycle is slowly repeated. One example is AM radio waves compared to visible light waves. AM radio waves have a frequency of around 1 MegaHertz (1,000,000 s-1) a...
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Source: http://wiki.answers.com/Q/What_are_low_frequency_waves
Build a low-frequency switch that disconnects power going to your subwoofer's amplifier, in order to switch between your full system and satellite speakers. A low-frequency switch is useful for powering down the subwoofer while entering res...
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Source: http://www.ehow.com/how_12016965_build-lowfrequency-switch.html
While the bass response may be too much at times, speakers can be rewired to turn into microphones. They are extremely dynamic and only pick up sounds from head on, and can be used to cut out unwanted noise from outside the sound source. An...
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Source: http://www.ehow.com/how_6858201_use-speaker-low_frequency-microph...
n. ( Abbr. LF ) A radio frequency in the range from 30 to 300 kilohertz.
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Source: http://www.answers.com/topic/low-frequency
n. ( Abbr. ELF ) A radio frequency below 300 hertz.
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Source: http://www.answers.com/topic/extremely-low-frequency
Sound waves are measured in hertz (Hz), the number of cycles per second --- a thousand hertz is a kilohertz (kHz). People hear sound waves ranging from 20 Hz to 20 kHz. Sound with frequencies above that is called ultrasound. There are a var...
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Source: http://www.ehow.com/how_7681188_do-frequency-30khz-ultrasound-uni...
