吉他行者
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发表于 2009-9-3 14:22:05
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一般说的动态,说的是动态程度 = Dynamic Range, (一般有在后面连着一个压缩的词), 具体用的时候一般都简称成动态
http://en.wikipedia.org/wiki/Dynamic_range_compression 里面有关于音频与音乐中这词的解释
Audio
Audio engineers often use dynamic range to describe the ratio of the amplitude of the loudest possible undistorted sine wave to the root mean square (rms) noise amplitude, say of a microphone or loudspeaker.
Music
music, dynamic range is the difference between the quietest and loudest volume of an instrument, part or piece of music. In modern recording, this range is often limited through audio level compression, which allows for louder volume, but can make the recording sound less exciting or live.
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在这个论坛中常说的动态,多指动态反应 = Dynamic response (可以理解为 动态程度的反应),这个词常用在木吉他的性能上,现在将这词延伸到电吉他上应有类似的意思。
网上有关于 动态反应 = Dynamic response的解析,
http://necsi.org/guide/concepts/response.html
One of the powerful ways of probing the behavior of a complex system is observing how it responds to a force applied to it,especially the "indirect" effects that take place at different placesor at other times than the force. This is a way of probing the directand indirect relationships of cause and effect. In this context we areusing the term force quite loosely to refer to any interaction with thesystem. For a simple system the effects of a force are immediate, bothin space and in time. Indirect in space means that the system transfersthe effect from the place where the force is applied to other places.Indirect in time means that the system shows different effects later onthan when the force is applied. This method can be used experimentallyand it can also be studied theoretically. Comparing the experimentaland theoretical response of a system helps us determine whether thetheory correctly describes the behavior of the system. Ultimately, ifwe want to influence the system to change its behavior, knowing thedynamic response of the system is essential.
http://www.daviddarling.info/encyclopedia/D/dynamic_response.html
The time-varying motion of a given structure to a given force input.For example, for a space vehicle that is exposed to side-acting windsduring flight, the dynamic response would consist of a rigid bodyrotation of the vehicle plus a bending deformation, both changing withtime.
想试译一下,发现力不从心。反正是将电吉他理解为一个复杂系统很适合。
用我自己的话来说
电吉他相关的动态反应 应该是从电吉他到最后发出声音,如果发出的声音最大的音量是10,那么如果我用力量为A的力量触弦得到10的音量,那么当我用A/2 A/3 A/4 的力量触弦, 会发出的相应比例的音量, 触弦的力量与发出的音量成一定的曲线关系(line,log,antilog或者是很怪的).
能够符合这一定的曲线关系而又听起来符合人听觉的叫动态反应好.
[ 本帖最后由 weekbook 于 2009-9-3 14:37 编辑 ] |
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