Examples of 'electret' in a sentence
Meaning of "electret"
electret (adjective) - relating to a material that has a permanent electric charge, commonly used in microphones and other electronic devices
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- A solid dielectric having a quasi-permanent charge; usually a metallized film; used in electroacoustic and electromechanical transducers and in air filters.
How to use "electret" in a sentence
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electret
Electret microphone with high noise suppression.
Excess charge within an electret decays exponentially.
An electret is the electrical equivalent of a permanent magnet.
A method for manufacturing electret diaphragms is provided.
Electret devices for measuring ionizing radiation.
Such polypropylene is excellent for electret applications.
The electret may be implemented in different ways.
Also disclosed are embodiments of electret filer media.
The electret webs may be in a variety of forms.
Omnidirectional stereo electret condenser microphone.
The electret coarse powder is an atypical powder.
Also disclosed are electret filter media.
The electret treatment is especially a corona treatment.
Any other adapted electret material may be used.
Electret unidirectional cardioid pickup microphone.
See also
It must be employed when condenser or electret microphones are used.
The electret article is in the form of a filter.
Supersensitive unidirectional electret condenser transducer.
Electret microphones are used in multiple applications.
Phantom power supply for condenser or electret microphones.
Electret materials are quite common in nature.
The mobile electrode moves in parallel to the electret.
A monaural electret condenser microphone is recommended.
But not with a small electret.
The electret layer may be made of piezoelectric material.
This increases the charge life of the electret.
The electret treatment may be any known treatment.
A material of this kind is called an electret or ferroelectric material.
An electret microphone can be used for this interface.
Thus the coating material may comprise an electret.
An electret is a substantially permanent electrically charged material body.
It has been optimised for the use of an electret microphone.
A patterned electret could operate as this voltage source.
Solder the circuitry required to power the electret microphones.
Electret materials have found commercial and technical interest.
Nonwoven webs with electret properties are known in the art.
Electret treatment can be carried out by a number of different techniques.
This embodiment is particularly advantageous in the case of a rigid electret.
The electret coarse powder is disposed between electrode plates.
A number of methods are known for forming such electret materials.
Such an electret can be considered an electrostatic analog of a permanent magnet.
It is preferred that the filter element has electret properties.
The electret webs are suitable for use as filter media.
Reliability of electret filters.
Electret capacitor microphones are easily damaged by high temperatures and humidity.
Includes a hand held electret condenser microphone and receiver module.
Electret condenser microphone.
What is an electret microphone.
An electret is a dielectric material that has been permanently electrically charged or polarised.
Multiple layers of fibrous electret webs are commonly used in filter elements.
