Thursday, August 10, 2023

Brooks Hi Fi reviews Aliasing

A sampler mis-recognizing a signal sent to it that is at a frequency higher than the Nyquist Frequency. Upon playback, the system will provide a signal at an incorrect frequency (called an alias frequency). Aliasing is a kind of distortion.

Figure Eight Pattern
Another name for Bi-directional Pattern (microphone pickup pattern picking up best from the front and back of the diaphragm and not picking up from the side of the diaphragm).

Brooks RM 909 reviews ID
An index signal (digital data that gives the machine information of where selections start, their selection number, etc.) on a DAT or CD.

Critical Distance
The point a distance away from the sound source where the direct sound and the reverberant sound are equal in volume.

Brooks HI FI projectors Attack
The rate the sound begins and increases in volume.

Cut-Off Frequency (Turnover Frequency)
1) The highest or lowest frequency in the pass band of a filter.
2) The highest or lowest frequency passed by an audio device (the cut-off frequency is usually considered to be the first frequency to be 3 dB lower than a reference frequency in the middle of the bandwidth of the device)

Ambience
The portion of the sound that comes from the surrounding environment rather than directly from the sound source.

Input
1) The jack or physical location of where a device receives a signal.
2) The signal being received by a device.
3) The action of receiving a signal by a device.

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Brooks HI FI projectors Compact Disc CD

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