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房车jensen音箱

发布时间: 2021-09-02 02:35:12

1. 音响电路中如何选择合适电容

音响电路中选择合适电容的方法:
音响电路中通常包括滤波、耦合、旁路、分频等电容,如何在电路中更有效地选择使用各种不同类型的电容器对音响音质的改善具有较大的影响。 耦合电容 耦合电容的容量一般在 0.1μF - 10μF 之间,以使用云母、聚丙烯、陶瓷等损耗较小的电容音质效果较好,主要种类有:
1、WIMA电容:特点是速度快、损耗低,音质表现自然平衡,音色偏冷,适合多种听音要求。WIMA电容品种较多,最好是Black Box,其次是MKP、 MKS,现在市面上多为拆机品,价格也不算贵。另一种是德国ERO电容,特性与WIMA相近。
2、SOLEN电容:音色浓郁阴柔,富有音乐感。过于火辣的器材适合用SOLEN进补,最为突出表现是损耗角tgδ特别低,不愧为世界王牌聚丙烯电容!
3、RIFA电容:这种电容最适合进补分频器,对高频穿透力极强。
4、汤姆逊MKP电容:音质表现自然平衡,中高频比较丰富。与WIMA电容较接近。 前置放大器、分频器等 前置放大器、音频控制器、电子分频器上使用的电容,其容量在 100pF- 0.1μF 之间;宜采用云母,苯乙烯电容。 音箱分频 LC 网络一般采用 1μF- 数10μF 之间容量较大的电容,目前高档分频器中采用 MKP、MKT、CBB 电容较多。
5、LC 网络使用的电容,容量较大,应使用金属化塑料薄膜或无极性电解电容器,其中无机性电解电容如采用非蚀刻式,则更能获取极佳音质。
总之,选择哪一种,要根据该电容的性质以及自己的需求。

2. 发烧音响中常用的几种电容

高级别
1. MIT电容
MIT电容是美国的顶级电容,是最年轻的高级电容,上市至今,未满三年,但自从推出,即可以“轰动武林,惊动万教”来形容,曾经一度是整个Hi-End音响圈的话题。其构造特殊,MIT电容是一种复合电容(MULTI CAP),一个电容内部由多个电容并联复合而成,可以再一次地降低电容内部的等效串联电阻和等效串联电感值,使得MIT电容更接近于理想电容,一切常见技术规格特性都很优秀。
MIT电容价格昂贵,足以令想采用它的厂家或个人望而却步。相同容量的电容体积比较大,在讲究零件实装密度的电路上,应用不方便。其外观是白色的椭圆柱型,引线很粗,黑色封胶,同时它有金属箔、金属化薄膜两种型式。
MIT电容的声音平衡规矩,有着出色的解析力,密度质感不过不失,各种乐器的声色还原质朴真实,几乎感觉不到任何染色夸张,具有很优秀的瞬变反映,对微弱信号的还原再生极为出色,定位准确,场面宏大,动态凌厉。
MIT PPFX-S锡箔:
MIT的PPFX-S是MIT的二级电容,此电容很重,PPFX-S属于阳刚清爽冷艳型,声音中性、厚实,细节丰富,动态属于上乘。具体表现为音场宽大,反应速度迅捷,两端延伸出色,高频通透细腻,中频丰富但不够丰满,密度欠佳,因此少了几分韵味,低频弹跳力好,凝聚力优秀,声音密度高且有较好的份量感,音色高贵华丽(明显带有特富龙电容的影子),音乐表情丰富,解析力、透明度表现过人。此款电容在加拿大SONIC FRONTIERS、美国AUDIO RESEARCH、CARY、AYRE等欧美名机上经常能看到其身影,素质早有定论,是电容中的上上之品且性价比很高。其声音较侧重于热情奔放,若在电路中和一些内敛的零件配搭使用,则不失为一个颇值得选择的好电容。不过笔者始终感觉该电容缺乏感情,价钱高昂,让人稍食之无味弃之可惜。这次测评除把所试电容用在耦合、电源退耦和局部反馈回路上,声音表现特点基本不变。
MIT RTX锡箔:
RTX是MIT的顶极系列,是MIT电容全部系列中最高档次。价钱相当昂贵,体积也比二级的PPFX-S大出好多。结构:采用十只电容并联而成,通透度优于其它系列。
MIT RTX电容有着很优秀的性能和声音,从其经久不衰的畅销历史、在众多的进口名品高档前级里面的使用几率上,可以透视出该电容的实力。
该电容必然迫力十足,动态强横,那知接上后,
该电容轻松自然,其音场宏大,活力十足,电容声音明显内敛,更耐听。在全频段内的解析力和声音质感相当高,音乐演绎细腻柔滑。在庞大的音场内,各乐器更具实体感,声音密度更高,低频的凝聚力和弹跳力已达一流水平,特别是声音中所蕴藏的内力比其他电容高出不止一级。
RTX的风格和PPFX-S迥然不同,RTX属于温暖厚润型,速度慢于PPFX-S但平衡感一流,层次极为丰富,中频醇厚,低频松软、延绵,下潜很深,弹性和力度极为出色!声音清秀细腻、密度高、活泼自然,解析力、动态都很好,三段衔接相当自然顺滑,高频有种MIT特有的贵气。相当适合为肥厚浑浊的器材进补。MIT RTX有很中性无染的风格,是典型的监听电容,甚少修饰、掩盖。
2.卡达斯金箔电容CARDAS GOLDEN RATIO
美国卡达斯CARDAS是一家专门生产音响线材及插头等配件的厂商,资深HiFi DIY发烧友对于卡达斯CARDAS的GOLDEN REFERENCE系列的线材不会陌生,不少朋友喜欢其甜润的音色、浓郁的味道,特别是GOLDEN VROSS和GOLDEN REFE-RENCE两个型号的线材。
George Cardas对于各种导体材料有深湛的研究,能够掌握每种材料的特性,及线体不同的编织和排列方法,并配合多种不同绝缘介质的运用,缔造出令人赞叹的高素质音响接线。由于音响接线所传递的不是固定讯号,所以要配合不同材料的特性方能有效、准确地传递音频讯号。卡达斯CARDAS的线材多以不同材料金属绕制,如金、银、铜、铝、铑、铍等,这些材料的比重不同,其比例配方精确,是卡达斯CARDAS独有的“黄金比例”(GOLDEN RATIO)。其特点是“两个黄金比例的电介质层被金属层隔开,造成了‘能量按比例释放’。能量释放的总数和比率被按照恒定的黄金比例分配到两个电介质中。这种合成的电介质消除了单层电介质的共振,并提供了很好的层间阻尼。”
卡达斯金箔电容CARDAS GOLDEN RATIO电容里的电极不单只有黄金,而是以多种不同导体材料制造的,有金、银、铜、铝等不同物质。George Cardas是材料专家,他巧妙地运用不同材料的比例而创造出极优质的电容极片,这种“黄金比例”的电极片有极佳的导电性能,对于不同频段的音符,具有传真度极高的演绎能力。
卡达斯CARDAS金箔电容外观整体呈亮黑色,一红一黑两条由多股细线组成的软引脚。据厂家的资料介绍,卡达斯CARDAS金箔电容是双面金箔电容,电容的介质是聚丙烯、特氟隆,引脚有一般铜线引脚和无氧铜线引脚,(测评的是无氧铜引脚款)此处卡达斯CARDAS电容与AURICAP和KIMBER CAP稍相似,都拥有两条多芯软线。George Cardas以这两条软线代替传统的单支铜脚,多芯线对于高频的集成效应比单支铜脚低,而且卡达斯CARDAS除了是材料专家外还是接线专家,这两条多芯软线必然对调声有一定程度的帮助,不建议在焊接时剪掉软线。
卡达斯CARDAS金箔电容的声音表现和卡达斯CARDAS的金参考信号线有不少相似之处。音色甜暧柔润,人声是甜暧有肉,小提琴甜韧,铜管浑圆丰厚,听者很容易陶醉在这份甜美之中。
试听卡达斯CARDAS金箔电容,两极的被延伸,高频的表现不比REL-CAP差,卡达斯CARDAS的低频表现竟然超越了REL-CAP RT。REL-CAP RT的低频表现是数一数二的,就算MULTICAP也不是其对手,MULTICAP的低频冲击力和质感可能略胜REL-CAP,但其下潜能力、沉厚度不如REL-CAP。卡达斯CARDAS电容的低频表现全面优胜REL-CAP RT,既有超凡的下潜能力、厚度,亦有澎湃的冲击力和质感。(第一只试音的CD是SHEFFILD-LAD的XRCD “DRUM”,第一段的踢鼓相当凌厉有劲,绝不脚软,第二段的踢鼓的直潜能力惊人,余韵、泛音连绵不绝,动态能量比之前明显提升,铜钹更铿锵、更细致,轮廓、位置更清晰。)
卡达斯CARDAS电容拥有很好的全频段演绎能力,全频率不夸张、不压抑,需要煲炼的时间比其他油浸电容短。
人声表现
试听蔡琴“金片子”。与其它油浸电容相比,油浸电容的人声较有味道、感染力,但卡达斯CARDAS电容的人声质感很实在。
弦乐表现
用吕思清的《卡门组曲》测试,第一段的表现相当令人满意,各样乐器的前后排层次演绎得相当好,音场的深阔度令人难忘,吕思清的小提琴亮丽细致,最难得的是能够演绎乐团的气势。
其瞬态表现比其他款电容都要好,听感畅快淋漓。音色表现,继承了卡达斯CARDAS金参考信号线的表现,每个音符都渗透着丝丝的甜暖、细腻:小提琴格外甜润,韧性更佳;陈洁丽的声音表现,如同在初秋凉风习习的清晨,饮上一勺上等的野生蜂蜜,那份沁人心脾的滋润和没有杂质的畅快感,让人回味无穷。
其音场表现堪称典范。宽度、音场的纵深感和准确度惊人。音场中的乐器排列井然有序,各种乐器的分离度相当好,像真度名列前茅。
卡达斯金箔电容CARDAS GOLDEN RATIO的确有很多不同于其他测评电容之处,声音的线条感明显。其声音表现质感和凝聚度相当好,声音绝对不会松散无形,对各个频段的控制力都相当优秀,从极高至极低频的能量分布很均衡,各个频段的密度相当一致,坚实饱满。这在听大场面的作品时很受用。
速度感同样处于领先地位。听节奏较快、动态强烈的音乐时让人大呼过瘾。
其弱音表现力相当好,可以将音乐中原本隐隐若现的信息玲珑通透的浮现出来,强弱对比也比其他电容更加理想,让人一次又一次的产生随乐舞动的欲望。
卡达斯金箔电容CARDAS GOLDEN RATIO的几个声音特点是笔者感受特别深的。
1.卡达斯金箔电容CARDAS GOLDEN RATIO的音场扩展能力很强。
以往使用的MIT PPFX-S电容的音场已够大,卡达斯CARDAS电容的音场更大,整个音场现场感增大了不少。尤为难得的是,有宽大音场的同时,还具有很充足的份量感,各乐器不单有坚实的型体,还有足够的质感而不会单薄。单是这一点不知赢过多少发烧电容。
2.可能是因为又面金箔的原故,故损失更低。
以往用杰森JENSEN铜管铜箔电容如大力水手吃了菠菜般,卡达斯CARDAS电容同样有这个特征。用上卡达斯CARDAS电容后信息量特别充足,以往那些若隐若现的信息变得清晰强烈。
3.卡达斯金箔电容CARDAS GOLDEN RATIO的线条感和控制力相当优秀。
中频和高频的聚焦力很好,音像稳定紧密圆滑,毫无松散含糊的感觉。听大场面、大部头的音乐会受益不浅!低频部分有丰富的量感和出色的控制力。高频的延伸和低频的下潜都很优秀。低频速度表现喜人。
4.声音表现风格。
如果说杰森JENSEN油浸电容是江南女子般委婉含蓄,那卡达斯CARDAS电容就如那敢爱敢恨、火辣热情的西班牙女郎。卡达斯CARDAS电容热情奔放,动感强烈。听“梁祝”能催人泪下,听匈牙利狂想曲能令人狂放不羁。那种小提琴声的娇美与铜管乐的灿烂都强烈地呈现。由于卡达斯CARDAS电容的强动态、弱动态、动态对比相当理想,听者互动感强。卡达斯CARDAS电容不会因为声音热情而变得粗糙,音乐演绎相当细腻,并不会给人粗枝大叶的感觉。尝试与其它电容搭配,测试电容如MIT、REL-CAP、威马WIMA、杰森JENSEN、威发RIFA等与卡达斯CARDAS电容作前后搭配。从声音风格和音响要素的互补两方面,笔者觉得杰森JENSEN的铜箔油浸电容和卡达斯CARDAS电容是一对相当合适的搭档。哪一款电容的个性更强,哪一款电容在前端。若喜欢优雅中带些激情把卡达斯CARDAS电容放在后面。卡达斯CARDAS电容同样需要煲练,新的卡达斯CARDAS电容高频段的线条感并未能很优秀地呈现,稍显粗糙,但煲练后则会相当纤细。虽然卡达斯CARDAS电容煲练不需很长时间,但在后级耦合位置上煲练会大幅加快进入状态。
这个电容的表现相当全面,可以由头至尾全面使用而不会有强烈的个性或不良的效果,相当值得推荐,归功于GEROGE CARDAS以多种多属制造GEROGE CARDA极片的校声功力。它有很顺滑的音色,好的解析力,很好的音乐味。黄金比例绕法的确有效。公司的官方网站没有说大话。卡达斯CARDAS电容的售价虽不便宜,但绝不昂贵。
3. GAD VIVA MKP:
LITE新引进的德国高档电容,该电容体积不大,也很轻,外观近似M-CAP。
声音
GAD MKP的动态解析相当出色,声场很宽广,相比M-CAP、MIT等低的多的售价,此电容值得尝试。
德国GAD-VIVA电容采用目前最高等级材料,昂贵的金箔与银箔,并选择以特性最好的特氟隆薄膜搭配制作完成了令人赞叹的电容。GAD-VIVA金箔比例达到最理想的3%,比市面上宣称使用金箔的产品都高很多。虽然成本几乎成倍上涨,但营造出的高贵音质,值得付出。GAD-VIVA另有一系列不同等级的产品,从最超值的高性能MKP系列、银箔系列、金银箔系列,到最顶级的金银箔、特氟隆系列,都是目前最值得投资在音响器材中的顶尖组件。
这次测评的德国GAD-VIVA电容,全频提升不少,层次分明,高音高而不刺,总体通透不少。低频下潜很好,音场深远,其他方面也不错,欠一点金色光泽。可越级挑战更高级别的电容,性价比很高,各频段很平衡,很中性的电容。
4. REL/EXOTICA PCU
REL电容家族中的EXOTICA线产品,使用金属箔和电介质薄膜的结构。REL电容使用铜箔作为电极,拥有很有音乐味的声音,一流的解析力、动态,流畅的音色。不幸的是,其声音稍逊于油浸电容自然,泛音丰富。否则,这款电容是最好的高级电容。虽然其价格比杰森JENSEN高很多,但可以得到更多的动态、可靠性。
油浸电容
不少高级电容都利用油作为电介质,以油纸或油浸聚丙烯的型式。只有六款测试电容超过了这些油浸电容的声音,只有最苛刻的发烧友才能感觉其不足。
这些油浸电容都表现出类似的声音特性。
油浸,特别是油浸纸膜是最古老的电介质材料之一,在现代电容器出世之初就被广泛采用。另一个古董级的电介质材料——蜂蜡在这次测评中并不理想。油浸电容自从它诞生之日起就一直保持量产,从来没有被淘汰。
使用古老的油电介质并不会使油浸电容混浊、染色。它们全部都是很中性、自然的声音,虽然其解析力不能和六颗最顶级的电容相比,但不亚于上面几乎所有测评电容。
测评的所有油浸电容都没有温暖特点。“它们只是听起来很正确,拥有现场音乐丰富的泛音。”这段杰森JENSEN官方网站上的描述真实的反映了油浸电容的特点。
油浸电容有油滑的感觉。
BAT VK-75SE中使用了杰森JENSEN的油浸电容。
5. AUDIO CONSULTING油浸电容
生产商是一家瑞士公司,还生产“声名狼藉”的纯银电阻,几百美元/个。官方网站对其油浸电容有如下声明:
1.名表故乡瑞士本土的机器加工和装配工艺,误差低于10%。
2.用油填充金属容器的结构带来了高的电介系数并可以有效阻尼震动(特别是在喇叭分频器中)。
3.在高温环境中,例如电子管功放中,不会引起容量衰减、容量波动。(测试条件:56天工作于70℃。)
4.使用天然油。
5.仅使用了纸电介质。(没有混合高分子材料,例如聚丙烯。)
6.特别的防水油漆,防止潮湿环境。(专为热带条件设计。)
厂家在为电容校声时也在努力让电容保持高稳定性。众所周知,油浸电容,像蜂蜡电容一样,可靠性往往声名狼藉。
这款AUDIO CONSULTING油浸电容是这次测评的最好的油浸电容,最好的解析力,最多的空气感,最高的动态,最迷人的音乐味……数不胜数。它可以支持很高的电压。其体积不小,65美元/支,比天音级的特氟隆V-CAP电容49.99美元的价格更贵,只有AUDIO NOTE的银电容的价格超过了它。

3. 音响线和普通线有什么区别

音响线和普通线到底有什么区别,说法不一。但制造工艺是是有区别的。实事求是的说,花大价钱购买音响线(信号线和音箱线),不如把内部的关键器件换成高品质的。发烧信号线,不论是怪兽还是什么其他的大牌,一两米的价钱动辄几百,多者几千,但这些线比一般的线材(技术参数合格、价钱不超过几十块的)到底有多大差别,这个问题众说纷纭,评价的人多数是纯主观评价,带有强烈的主观倾向,心理作用在这些评价中起了主要作用。作为声音的评价,虽然不能避免主观因素,但可以利用比较经过严格的双盲实验来确定,下面是一份国外烧友的信,他进行了盲测,发现参加实验的人(这些人都是有经验的音响爱好者)无法区分线材的差别,甚至做不出正确的好坏判断,非常不可思议的是,参加实验的人都听不出用衣服架子(货真价实的衣服架子)做的信号线和怪兽线的差别。这个结果基本上证明了花大价钱购买昂贵的信号线材是一种盲目的行为,投资是毫无意义的,完全是被他人和自己忽悠了。当然,资金充足的人,满足一下自己的心理需求是无可厚非的。

转一封国外发烧友的信:
Dear audiophile;

In response to When is good enough, enough, (refering to hi-fi loud speakers) I think you missed the point after reading my epistle ...but then again, maybe that's what I get for assuming readers will "read between the lines".

A speaker is only good enough when it can plicate the original sound it is plicating with such a high level of accuracy that no measurement device, including the human ear/brain, can detect any difference between the original sound and the speaker's plication of the same sound. Of course this is impossible with todays technology. Because of the fact the original sound must, in some manner, be converted to electrons which race down wires at the speed of light, which are resisted and capacitated which will always cause a difference between the original and replicated sound. Therefore, I ask the question, why strive for perfect replication if it is not doable? Further, since it is not currently doable, why should anyone labor over the concern of how accurate or "good" their speakers are, or in this case, when is good, good enough? What matters is if the speaker SATISFIES its owner with the clear understanding that the owner is not hearing anything remotely true to the original sound recorded on the replicating media.

A speaker is not a music reprocer because it cannot accurately reproce the original sound of the music it is attempting to replicate. All a speaker can do is take what is fed into it electronically and proce a "resemblence" of the original sound. Therefore, a speaker should not be called a speaker, it should be called a noise, sound or "musical instrument".

For the record, my first stereo speakers (noise makers) were Bose 901's (back in the 60's when they were the rage). From there I went to ESS Heil airmotion transformer A-1's, then the mighty corner Klipshhorns with center Belle Klipshorn, next came Theater Jensen A-5, then moving on to DQ-10-A's, then to Electrovoice 10-B's, then Martin Logan SL-3's and now a custombuilt $50,000.00 speaker system designed and built by Dennis Dean, Ph.D., an acoustical/audio engineer who fortunetly happens to be my brother.

Now let me tell you something about my home theater. My speakers (musical instruments) feature Scanspeak's slit-cone midrange Revlator drivers and matched silk dome tweeters (their best and most expensive drivers). The upper bass woofers are Daton Titanic III 10-inch drivers and the sub woofers are Daton Titanic III 15-inch woofers. The fs is 19 Hz and in their enclosure go down to 16 Hz at 125 dbs measured at one-meter (they rock the house when they achieve room lock). These speakers are 4-way tower floor standers. The cabinets are 2-inch MDF, braced, properly dampened, and stuffed with a proprietary filler. The weight is in excess of 375 lbs each! The center channel speaker uses the same tweeter and midrange driver as the left right towers. The center channel bass is channeled to the left-right tower woofers via the pre-pro (small speaker setting). The center channel also have two Revelator slit cone mid range drivers and the speaker is laid sideways on its own dedicated stand which places it dead center to the bottom of the movie screen. Cross over and phasing are set to eliminate lobing. The rear surround drivers use linium ribbons and 5-inch hexacone drivers with passive 24 db/Oct cross overs which are housed in a a nonresonate aluminum enclosures. These quasi omnidirectional speakers are ideal for surround speakers. They are mounted 7 feet from the floor on the sides and rear of the theater seating area. They are set on the small speaker setting in the prepro, thus utilize the left and right front main speakers woofers for bass below 80 Hz. They, along with the center channel speaker are crossed over at THX's recommended 80 Hz point. The sub woofer consist of a custom built 450 pound enclosure, tune ported per computer analysis which sports two 18-inch drivers. It works down to 12 cycles (- 3 db point which is the limit to our measurement equipment). Its efficiency is 95 db at 1 meter, 1 watt in put. The drivers are made by Focal (Jm Labs) in France. All speakers are padded to a 90 db output at one meter. All speakers are electronically crossed over and triampliefied with Anthem amplifiers @ 200 watts per speaker (each speaker has its own dedicated amplifier)!

My home theater pre-pro is a RDC-7 Integra Research (latest model with all upgrades). My DVD-CD player is Sony's flagship NS999ES DVD/CD/SACD player. Inter connects are Monster M-1000's wires. Speaker cables are good old fashioned 14 gauge Belden, oxygen free copper wire for the tweeters and midrange drivers and 12 gauge for the woofers and subwoofers (more about that later). My video consist of an 84-inch Stewart Grayhawk electric retractable screen. The overhead-front projector is a Sony Hi-Def LCD Cineza (the only dront projector I have ever viewed that projects a picture which looks good when an end table lamp is turned on in the room). I use Monster's line conditioner powered by a TripLite power converter transformer set up. All AC lines are dedicated 20 amp and grounded with a 3-foot copper stake in the ground. TV reception is DSS satellite. All Inter connects are 2 meters or less in length. Speaker wires are 18-ft. or less. My room is 12-feet high, 18.5 feet wide X 23.5 feet long and semi open to a hall, foyer and dining area (which make wonderful bass traps). This, mathmatically, causes a 34 Hz, 45 Hz and 72 Hz 5 db suckout, a mild 3 db suckout at 52 Hz and a huge 12db boost at 62 Hz and a 4 db boost at 80 Hz. This is corrected with an Audio control 1/6 octave bass equilizer (set with calibrated mic and meter), plus judicious phase adjustment to the sub woofers. The bass frequency measurement while in the main seating area of the room (14-feet from the center of the screen) is + 2db, - 1.5 db from 120 Hz to 18 Hz. The entire system from 20 Hz to 11K Hz. (the limit to my hearing) is + or - 2.5 db @ 4.5 meters from the center speaker, while seated as measured on an HP real time spectrum analyzer. Acoustical treatment consists of hung decorator rugs on the back walls, large back wall book case stuffed with books and nic-nacks, an acoustical fluffed (popcorn) ceiling, a 9 X 12-ft. area rug, and very soft, absorbant, al pleat blinds which may be dropped down on the side walls exactly where the first sound wave launch hits the wall. Speakers are properly placed by comuter and sound meter analysis.

One last thing regarding your comment on replication and judging the ability of
componants to bring you nearest the original sound (my words, not yours). I'm so sorry, but I do not buy into 90% of the hype brought to us audiophiles by the commercial sector of our hobby and the home entertainment instry at large. My brother, an audio engineering whiz kid has proven to me what is real and what is not. Let me rehearse with you an example of how he does this.

We gathered up a 5 of our audio buddies. We took my "old" Martin Logan SL-3 (not a bad speaker for accurate noise making) and hooked them up with Monster 1000 speaker cables (decent cables according to the audio press). We also rigged up 14 gauge, oxygen free Belden stranded copper wire with a simple PVC jacket. Both were 2 meters long. They were connected to an ABX switch box allowing blind fold testing. Volume levels were set at 75 Db at 1000K Hz. A high quality recording of smooth, trio, easy listening jazz was played (Piano, drums, bass). None of us had heard this group or CD before, therefore eliminating biases. The music was played. Of the 5 blind folded, only 2 guessed correctly which was the monster cable. (I was not one of them). This was done 7 times in a row! Keeping us blind folded, my brother switched out the Belden wire (are you ready for this) with simple coat hanger wire! Unknown to me and our 12 audiophile buddies, prior to the ABX blind test, he took apart four coat hangers, reconnectd them and twisted them into a pair of speaker cables. Connections were soldered. He stashed them in a closet within the testing room so we were not privy to what he was up to. This made for a pair of 2 meter cables, the exact length of the other wires. The test was concted. After 5 tests, none could determine which was the Monster 1000 cable or the coat hanger wire. Further, when music was played through the coat hanger wire, we were asked if what we heard sounded good to us. All agreed that what was heard sounded excellent, however, when A-B tests occured, it was impossible to determine which sounded best the majority of the time and which wire was in use. Needless to say, after the blind folds came off and we saw what my brother did, we learned he was right...most of what manufactures have to say about their procts is pure hype. It seems the more they charge, the more hyped it is.

So you see, my friend, that is why I have joined up with this site (audioholics) because their approach to good sound and ecation to acquire good sound and video is based on science, not hype, hypnotics, placebo effects or wishful
thinking.

My best regards;

Dr. Bob Dean

4. jentone是什么牌子音箱

这个经过查询没有多少的名气的呀,也就是一些小众的音箱而已呀,这个就是这样
所以没有什么信息的

5. 自制音箱问题!

AV箱子的...还是建议你直接就买一整套成品箱子比较好啊...一般要真正DIY好音箱,并没有想象中的那么简单.
转贴-- 烧友DIY音箱后小结 经过近三年摸索,从一名DIY的门外汉,逐步成为略懂皮毛的音箱DIYER初哥,也有一些心得与大家分享,不当之处,请大家指正。
1、好单元给DIYER提供了不断追求完善的动力。象AT的中低音喇叭搭配丹拿的T330高音,这样的喇叭组合可以让你一开声就感到惊艳,给你第一次DIY的感动!同时,也正是因为是好单元,在DIY箱和其它名箱的对比程中,即使发现DIY箱的种种不足,也不会认为是单元不给力造成而得过且过,肯定会认为是自己的较声功力不够,没有把单元的实力发挥出来,因而会从分频器的设计.倒箱管.箱体.吸音等地方一一查找原因,不断改进,从而使DIY箱的效果日益提升。
2、音箱设计是一门拿捏不定但最终还是得找到平衡点的艺术。在DIY过程中,尝试了多种分频电路、不同元件参数、各种高级元件的搭配.箱内线的搭配..效果差别都是明显,应该说每种电路都有它的长处和短处,如高阶分频,可以让定位更清晰、声音更干净,但搭配不好,可能会少些乐器的余韵和空气感,二阶分频则堂音、谐音丰富,但可能定位和音符颗粒感则要差些。M-cap 银油电容声音细腻、定位清晰,但有人觉得有些紧、不耐听,Jensen铜箔分频专用电容音乐味浓、声音醇厚、富有音乐感染力,但有人觉得它染色重,而且声音的定位也比M-cap银油差些。如何取舍,就看个人的喜好了。在音箱调试中把握这个分寸,是一门平衡的艺术。

3、高级元件只是让声音锦上添花而已。DIY的一个好处是可以大量堆砌高级元件,不用象商家那样考虑性价比和利润空间。很多烧友幻想着用上天价元件,一定可以让声音如元件价格那样高贵、迷人!但经过反复调试,咱也发现,声音效果(如圆润、顺滑、自然、清晰、悠扬之要素)很大程度上是可以通过调整电路结构、元件参数来实现的,电路的结构、参数正确了,那些原先薄、冷的元件也不会让人觉得薄声,没调好的话,以甜美、顺滑、流畅见长的杜兰电阻(200元一个)也一样会刺耳。所以,最重要的是电路结构合理、元件数值正确。参数确定后,再适当使用发烧元件,毕竟高级元件那种不带毛刺的流畅、自然、细腻、纯净和贵气,便宜元件是不可能提供的。

4、高级元件总是比低价元件听感要好些。如同样是空芯电感,既使是用在高音旁路中的小电感,在听感上7芯的就比单芯的声音要细腻、光滑些,更不同说是Jensen那样的名牌铜箔电感了。同样容量的电容,M-cap银油就要比V-cap油浸的要好听(V-cap油浸的声音有点冲,中高频量感有点突出,M-cap银油高频更细腻、延伸更好、声音更加纯净、耐听),更不用说solen,听过m-cap 银油电容后,是无法承受Solen电容那种毛糙感和肉感的。所以,在元件参数确定后,有钱就尽可以买贵一些的元件,是不会错的。

5、测量软件让DIY音箱事半功倍。如果没有测量工具,元件参数、频响是否合适,即使可以通过和成品箱反复对比,但心里总是不踏实的。个别频段的凸起或凹陷,虽然耳杂也可以听出来,但具体差多少DB、在哪个频段,如何针对性的改进?心里是茫然的,有了Lspcad设计软件和justmls测量软件,元件参数和曲线可以通过模拟来调整,通过测量来验证,一切都是那么的一目了然。我这一个星期在测量中获取的信息,并针对性调整元件参数,在声音上所取得的突破,如果靠盲听来调整,估计又得花一年的时间。我觉得,对于三分频落地系统或是四阶分频系统,更需要准确的分频点衔接,没有测量工具基本上是无法成功的。

6、DIY箱和成名箱的PK是必不可少的环节。DIY音箱不能闭门造车,虽然我尽可能以现场音乐会的乐器音质、质感、氛围,各声部的比便为标准进行调音,但对于同样的乐曲,如果有一对比较中性的成品箱作参考,让调试过程可以更加直观、有的放矢。我在调试这对书架箱的过程中,曾先后和几对著名书架箱进行对比,每次PK都能发现这对DIY箱的不足,理性对待不足,并进行改进,DIY箱的综合实力也就慢慢提升了。

7、厚实而温暖的中低频是做好一对书架箱的根基。书架箱的中高频要做得漂亮是很容易的事情,但要把低频弄得厚实、稳重、扎实并不容易,只有低频的量感出来了,整体的气势、舞台(声场)的宽度也就有了,这是做好一对书架箱的第一要素,也是第一难事。其次是厚润、感性、富有质感的中频,这是能让音乐真正感动听众,直达心灵的关键所在。太凡成名书架牌,十有八九都以感性的中频打动人的。扎实而富有量感的低频、温暖而感有质感的中频,这是能让人长时间安心听音乐的二大要素。厚比薄好,暖比冷好,柔比刚好,中低频要适当多些,高频要适当小些,这是我调试和听音过程中的一大体会。

8、自己DIY音箱,实际上并不会为你省钱,经常是吃力不讨好。DIY这边书架箱所花费的money,已远远超出预算。因为原预算只考虑到喇叭、箱子、架子等大件的费用,对线材、电容、电感、电阻、接线柱等很多小元件的费用,是估计不足的,要是一开始就知道要花么这多钱,肯定不会去DIY了。我这对仿大情人,总的花费完全可以买一对成色上佳的真大情人了,这还不算二年所付出N小时的时间,换下来的电感都有十来斤了,电容、电阻也有无数个。因此,DIY音箱是很奢侈的发烧行为。但通过DIY音箱,我学习了音箱设计原理、电路特性和各种元件的个性,学会了设计软件和测量软件的使用,所获得知识、经验和常识,仍是很有价值的。

9、DIY是痛并快乐着,特别容易就会让人上瘾的。这次二路书架箱还没完成,咱就计划再整一套T330+AT6.5+AT12E单元的三分频了,看看三分频的大箱会有什么样的效果,真是好奇心害死人!正好可以把多余下来的一批M-cap银油电容、Jensen电感等贵价元件,目前单元和相关元件已基本齐备,就是没想好具体的实施时间,箱体的外型也在选择比较之中。

6. b丝音响和啊家米丝音响有啥区别

音响线和普通线到底有什么区别,说法不一。但制造工艺是是有区别的。实事求是的说,花大价钱购买音响线(信号线和音箱线),不如把内部的关键器件换成高品质的。发烧信号线,不论是怪兽还是什么其他的大牌,一两米的价钱动辄几百,多者几千,但这些线比一般的线材(技术参数合格、价钱不超过几十块的)到底有多大差别,这个问题众说纷纭,评价的人多数是纯主观评价,带有强烈的主观倾向,心理作用在这些评价中起了主要作用。作为声音的评价,虽然不能避免主观因素,但可以利用比较经过严格的双盲实验来确定,下面是一份国外烧友的信,他进行了盲测,发现参加实验的人(这些人都是有经验的音响爱好者)无法区分线材的差别,甚至做不出正确的好坏判断,非常不可思议的是,参加实验的人都听不出用衣服架子(货真价实的衣服架子)做的信号线和怪兽线的差别。这个结果基本上证明了花大价钱购买昂贵的信号线材是一种盲目的行为,投资是毫无意义的,完全是被他人和自己忽悠了。当然,资金充足的人,满足一下自己的心理需求是无可厚非的。
转一封国外发烧友的信:
Dear audiophile;
In response to When is good enough, enough, (refering to hi-fi loud speakers) I think you missed the point after reading my epistle …but then again, maybe that's what I get for assuming readers will “read between the lines”.
A speaker is only good enough when it can plicate the original sound it is plicating with such a high level of accuracy that no measurement device, including the human ear/brain, can detect any difference between the original sound and the speaker's plication of the same sound. Of course this is impossible with todays technology. Because of the fact the original sound must, in some manner, be converted to electrons which race down wires at the speed of light, which are resisted and capacitated which will always cause a difference between the original and replicated sound. Therefore, I ask the question, why strive for perfect replication if it is not doable? Further, since it is not currently doable, why should anyone labor over the concern of how accurate or “good” their speakers are, or in this case, when is good, good enough? What matters is if the speaker SATISFIES its owner with the clear understanding that the owner is not hearing anything remotely true to the original sound recorded on the replicating media.
A speaker is not a music reprocer because it cannot accurately reproce the original sound of the music it is attempting to replicate. All a speaker can do is take what is fed into it electronically and proce a “resemblence” of the original sound. Therefore, a speaker should not be called a speaker, it should be called a noise, sound or “musical instrument”.
For the record, my first stereo speakers (noise makers) were Bose 901's (back in the 60's when they were the rage)。 From there I went to ESS Heil airmotion transformer A-1's, then the mighty corner Klipshhorns with center Belle Klipshorn, next came Theater Jensen A-5, then moving on to DQ-10-A's, then to Electrovoice 10-B's, then Martin Logan SL-3's and now a custombuilt $50,000.00 speaker system designed and built by Dennis Dean, Ph.D., an acoustical/audio engineer who fortunetly happens to be my brother.
Now let me tell you something about my home theater. My speakers (musical instruments) feature Scanspeak's slit-cone midrange Revlator drivers and matched silk dome tweeters (their best and most expensive drivers)。 The upper bass woofers are Daton Titanic III 10-inch drivers and the sub woofers are Daton Titanic III 15-inch woofers. The fs is 19 Hz and in their enclosure go down to 16 Hz at 125 dbs measured at one-meter (they rock the house when they achieve room lock)。 These speakers are 4-way tower floor standers. The cabinets are 2-inch MDF, braced, properly dampened, and stuffed with a proprietary filler. The weight is in excess of 375 lbs each! The center channel speaker uses the same tweeter and midrange driver as the left right towers. The center channel bass is channeled to the left-right tower woofers via the pre-pro (small speaker setting)。 The center channel also have two Revelator slit cone mid range drivers and the speaker is laid sideways on its own dedicated stand which places it dead center to the bottom of the movie screen. Cross over and phasing are set to eliminate lobing. The rear surround drivers use linium ribbons and 5-inch hexacone drivers with passive 24 db/Oct cross overs which are housed in a a nonresonate aluminum enclosures. These quasi omnidirectional speakers are ideal for surround speakers. They are mounted 7 feet from the floor on the sides and rear of the theater seating area. They are set on the small speaker setting in the prepro, thus utilize the left and right front main speakers woofers for bass below 80 Hz. They, along with the center channel speaker are crossed over at THX's recommended 80 Hz point. The sub woofer consist of a custom built 450 pound enclosure, tune ported per computer analysis which sports two 18-inch drivers. It works down to 12 cycles (- 3 db point which is the limit to our measurement equipment)。 Its efficiency is 95 db at 1 meter, 1 watt in put. The drivers are made by Focal (Jm Labs) in France. All speakers are padded to a 90 db output at one meter. All speakers are electronically crossed over and triampliefied with Anthem amplifiers @ 200 watts per speaker (each speaker has its own dedicated amplifier)!
My home theater pre-pro is a RDC-7 Integra Research (latest model with all upgrades)。 My DVD-CD player is Sony's flagship NS999ES DVD/CD/SACD player. Inter connects are Monster M-1000's wires. Speaker cables are good old fashioned 14 gauge Belden, oxygen free copper wire for the tweeters and midrange drivers and 12 gauge for the woofers and subwoofers (more about that later)。 My video consist of an 84-inch Stewart Grayhawk electric retractable screen. The overhead-front projector is a Sony Hi-Def LCD Cineza (the only dront projector I have ever viewed that projects a picture which looks good when an end table lamp is turned on in the room)。 I use Monster's line conditioner powered by a TripLite power converter transformer set up. All AC lines are dedicated 20 amp and grounded with a 3-foot copper stake in the ground. TV reception is DSS satellite. All Inter connects are 2 meters or less in length. Speaker wires are 18-ft. or less. My room is 12-feet high, 18.5 feet wide X 23.5 feet long and semi open to a hall, foyer and dining area (which make wonderful bass traps)。 This, mathmatically, causes a 34 Hz, 45 Hz and 72 Hz 5 db suckout, a mild 3 db suckout at 52 Hz and a huge 12db boost at 62 Hz and a 4 db boost at 80 Hz. This is corrected with an Audio control 1/6 octave bass equilizer (set with calibrated mic and meter), plus judicious phase adjustment to the sub woofers. The bass frequency measurement while in the main seating area of the room (14-feet from the center of the screen) is + 2db, - 1.5 db from 120 Hz to 18 Hz. The entire system from 20 Hz to 11K Hz. (the limit to my hearing) is + or - 2.5 db @ 4.5 meters from the center speaker, while seated as measured on an HP real time spectrum analyzer. Acoustical treatment consists of hung decorator rugs on the back walls, large back wall book case stuffed with books and nic-nacks, an acoustical fluffed (popcorn) ceiling, a 9 X 12-ft. area rug, and very soft, absorbant, al pleat blinds which may be dropped down on the side walls exactly where the first sound wave launch hits the wall. Speakers are properly placed by comuter and sound meter analysis.
One last thing regarding your comment on replication and judging the ability of
componants to bring you nearest the original sound (my words, not yours)。 I'm so sorry, but I do not buy into 90% of the hype brought to us audiophiles by the commercial sector of our hobby and the home entertainment instry at large. My brother, an audio engineering whiz kid has proven to me what is real and what is not. Let me rehearse with you an example of how he does this.
We gathered up a 5 of our audio buddies. We took my “old” Martin Logan SL-3 (not a bad speaker for accurate noise making) and hooked them up with Monster 1000 speaker cables (decent cables according to the audio press)。 We also rigged up 14 gauge, oxygen free Belden stranded copper wire with a simple PVC jacket. Both were 2 meters long. They were connected to an ABX switch box allowing blind fold testing. Volume levels were set at 75 Db at 1000K Hz. A high quality recording of smooth, trio, easy listening jazz was played (Piano, drums, bass)。 None of us had heard this group or CD before, therefore eliminating biases. The music was played. Of the 5 blind folded, only 2 guessed correctly which was the monster cable. (I was not one of them)。 This was done 7 times in a row! Keeping us blind folded, my brother switched out the Belden wire (are you ready for this) with simple coat hanger wire! Unknown to me and our 12 audiophile buddies, prior to the ABX blind test, he took apart four coat hangers, reconnectd them and twisted them into a pair of speaker cables. Connections were soldered. He stashed them in a closet within the testing room so we were not privy to what he was up to. This made for a pair of 2 meter cables, the exact length of the other wires. The test was concted. After 5 tests, none could determine which was the Monster 1000 cable or the coat hanger wire. Further, when music was played through the coat hanger wire, we were asked if what we heard sounded good to us. All agreed that what was heard sounded excellent, however, when A-B tests occured, it was impossible to determine which sounded best the majority of the time and which wire was in use. Needless to say, after the blind folds came off and we saw what my brother did, we learned he was right…most of what manufactures have to say about their procts is pure hype. It seems the more they charge, the more hyped it is.
So you see, my friend, that is why I have joined up with this site (audioholics) because their approach to good sound and ecation to acquire good sound and video is based on science, not hype, hypnotics, placebo effects or wishful
thinking.
My best regards;
Dr. Bob Dean

7. 我想知道现在国内有什么品牌的hifi音响

国内的品牌HIFI音响来说,做得还是比较弱的,不知道您的预算是多少呢?还有风格喜欢什么样的呢?如果预算充足的话,建议您还是选择大品牌的音响吧,这样的话售后都是有保障的,惠威和丹拿这两款还是不错的,好多朋友都告诉我,惠威价格高的,有一定的性价比,音质有保证,但是价格低的,声音方便就会经常出问题;丹拿价格太高,如果不是发烧友的话,不建议选择,给您推荐BT-audio AB HIFI套装就是很适合您的,AB书架箱是一款综合表现俱佳的HIFI箱,再现经典纯正英国声。采用超强瞬时反应单元,高音不散,低音不粘,强声不燥,弱声不虚,温暖醇厚的声音展现音乐的无穷魅力,可以感受到英国声那富有传奇性和魅力的旋律,尽情体验血统、音质、做工皆属上乘的HIFI音箱。
AB书架箱所蕴含的风格来自BT-audio音响工程师独具匠心的设计,以精致优雅的外观,打造一款卧室、书房桌面HIFI音箱。一流的做工和音质,创造了音响界高端低价的神话,彻底将平价理念发挥到了极致!
希望回答能帮到您

8. 怎么抑制喇叭低频大幅度跳动导致失真的现象。

能问出这样问题的可以建议的话,还是建议直接买成品箱比较妥当.
DIY音箱很多时候只是苦中作乐,感受DIY的过程给人的成就感.而并非真的得到的箱子就很高性价比,更不是想象中的那么容易DIY成功. 看完下边这个..可能你能体会到点什么,.

烧友DIY音箱后小结 经过近三年摸索,从一名DIY的门外汉,逐步成为略懂皮毛的音箱DIYER初哥,也有一些心得与大家分享,不当之处,请大家指正。
1、好单元给DIYER提供了不断追求完善的动力。象AT的中低音喇叭搭配丹拿的T330高音,这样的喇叭组合可以让你一开声就感到惊艳,给你第一次DIY的感动!同时,也正是因为是好单元,在DIY箱和其它名箱的对比程中,即使发现DIY箱的种种不足,也不会认为是单元不给力造成而得过且过,肯定会认为是自己的较声功力不够,没有把单元的实力发挥出来,因而会从分频器的设计.倒箱管.箱体.吸音等地方一一查找原因,不断改进,从而使DIY箱的效果日益提升。
2、音箱设计是一门拿捏不定但最终还是得找到平衡点的艺术。在DIY过程中,尝试了多种分频电路、不同元件参数、各种高级元件的搭配.箱内线的搭配..效果差别都是明显,应该说每种电路都有它的长处和短处,如高阶分频,可以让定位更清晰、声音更干净,但搭配不好,可能会少些乐器的余韵和空气感,二阶分频则堂音、谐音丰富,但可能定位和音符颗粒感则要差些。M-cap 银油电容声音细腻、定位清晰,但有人觉得有些紧、不耐听,Jensen铜箔分频专用电容音乐味浓、声音醇厚、富有音乐感染力,但有人觉得它染色重,而且声音的定位也比M-cap银油差些。如何取舍,就看个人的喜好了。在音箱调试中把握这个分寸,是一门平衡的艺术。

3、高级元件只是让声音锦上添花而已。DIY的一个好处是可以大量堆砌高级元件,不用象商家那样考虑性价比和利润空间。很多烧友幻想着用上天价元件,一定可以让声音如元件价格那样高贵、迷人!但经过反复调试,咱也发现,声音效果(如圆润、顺滑、自然、清晰、悠扬之要素)很大程度上是可以通过调整电路结构、元件参数来实现的,电路的结构、参数正确了,那些原先薄、冷的元件也不会让人觉得薄声,没调好的话,以甜美、顺滑、流畅见长的杜兰电阻(200元一个)也一样会刺耳。所以,最重要的是电路结构合理、元件数值正确。参数确定后,再适当使用发烧元件,毕竟高级元件那种不带毛刺的流畅、自然、细腻、纯净和贵气,便宜元件是不可能提供的。

4、高级元件总是比低价元件听感要好些。如同样是空芯电感,既使是用在高音旁路中的小电感,在听感上7芯的就比单芯的声音要细腻、光滑些,更不同说是Jensen那样的名牌铜箔电感了。同样容量的电容,M-cap银油就要比V-cap油浸的要好听(V-cap油浸的声音有点冲,中高频量感有点突出,M-cap银油高频更细腻、延伸更好、声音更加纯净、耐听),更不用说solen,听过m-cap 银油电容后,是无法承受Solen电容那种毛糙感和肉感的。所以,在元件参数确定后,有钱就尽可以买贵一些的元件,是不会错的。

5、测量让DIY音箱事半功倍。如果没有测量工具,元件参数、频响是否合适,即使可以通过和成品箱反复对比,但心里总是不踏实的。个别频段的凸起或凹陷,虽然耳杂也可以听出来,但具体差多少DB、在哪个频段,如何针对性的改进?心里是茫然的,有了Lspcad设计和justmls测量,元件参数和曲线可以通过模拟来调整,通过测量来验证,一切都是那么的一目了然。我这一个星期在测量中获取的信息,并针对性调整元件参数,在声音上所取得的突破,如果靠盲听来调整,估计又得花一年的时间。我觉得,对于三分频落地系统或是四阶分频系统,更需要准确的分频点衔接,没有测量工具基本上是无法成功的。

6、DIY箱和成名箱的PK是必不可少的环节。DIY音箱不能闭门造车,虽然我尽可能以现场音乐会的乐器音质、质感、氛围,各声部的比便为标准进行调音,但对于同样的乐曲,如果有一对比较中性的成品箱作参考,让调试过程可以更加直观、有的放矢。我在调试这对书架箱的过程中,曾先后和几对著名书架箱进行对比,每次PK都能发现这对DIY箱的不足,理性对待不足,并进行改进,DIY箱的综合实力也就慢慢提升了。

7、厚实而温暖的中低频是做好一对书架箱的根基。书架箱的中高频要做得漂亮是很容易的事情,但要把低频弄得厚实、稳重、扎实并不容易,只有低频的量感出来了,整体的气势、舞台(声场)的宽度也就有了,这是做好一对书架箱的第一要素,也是第一难事。其次是厚润、感性、富有质感的中频,这是能让音乐真正感动听众,直达心灵的关键所在。太凡成名书架牌,十有八九都以感性的中频打动人的。扎实而富有量感的低频、温暖而感有质感的中频,这是能让人长时间安心听音乐的二大要素。厚比薄好,暖比冷好,柔比刚好,中低频要适当多些,高频要适当小些,这是我调试和听音过程中的一大体会。

8、自己DIY音箱,实际上并不会为你省钱,经常是吃力不讨好。DIY这边书架箱所花费的money,已远远超出预算。因为原预算只考虑到喇叭、箱子、架子等大件的费用,对线材、电容、电感、电阻、接线柱等很多小元件的费用,是估计不足的,要是一开始就知道要花么这多钱,肯定不会去DIY了。我这对仿大情人,总的花费完全可以买一对成色上佳的真大情人了,这还不算二年所付出N小时的时间,换下来的电感都有十来斤了,电容、电阻也有无数个。因此,DIY音箱是很奢侈的发烧行为。但通过DIY音箱,我学习了音箱设计原理、电路特性和各种元件的个性,学会了设计和测量的使用,所获得知识、经验和常识,仍是很有价值的。

9、DIY是痛并快乐着,特别容易就会让人上瘾的。这次二路书架箱还没完成,咱就计划再整一套T330+AT6.5+AT12E单元的三分频了,看看三分频的大箱会有什么样的效果,真是好奇心害死人!正好可以把多余下来的一批M-cap银油电容、Jensen电感等贵价元件,目前单元和相关元件已基本齐备,就是没想好具体的实施时间,箱体的外型也在选择比较之中。

9. 自己可以做一对高品级音箱吗,能告诉我怎么做吗

能问出这样问题的...可以建议的话,还是建议直接买成品箱比较妥当.
DIY音箱很多时候只是苦中作乐,感受DIY的过程给人的成就感.而并非真的得到的箱子就很高性价比,更不是想象中的那么容易DIY成功. 看完下边这个..可能你能体会到点什么,.

烧友DIY音箱后小结 经过近三年摸索,从一名DIY的门外汉,逐步成为略懂皮毛的音箱DIYER初哥,也有一些心得与大家分享,不当之处,请大家指正。
1、好单元给DIYER提供了不断追求完善的动力。象AT的中低音喇叭搭配丹拿的T330高音,这样的喇叭组合可以让你一开声就感到惊艳,给你第一次DIY的感动!同时,也正是因为是好单元,在DIY箱和其它名箱的对比程中,即使发现DIY箱的种种不足,也不会认为是单元不给力造成而得过且过,肯定会认为是自己的较声功力不够,没有把单元的实力发挥出来,因而会从分频器的设计.倒箱管.箱体.吸音等地方一一查找原因,不断改进,从而使DIY箱的效果日益提升。
2、音箱设计是一门拿捏不定但最终还是得找到平衡点的艺术。在DIY过程中,尝试了多种分频电路、不同元件参数、各种高级元件的搭配.箱内线的搭配..效果差别都是明显,应该说每种电路都有它的长处和短处,如高阶分频,可以让定位更清晰、声音更干净,但搭配不好,可能会少些乐器的余韵和空气感,二阶分频则堂音、谐音丰富,但可能定位和音符颗粒感则要差些。M-cap 银油电容声音细腻、定位清晰,但有人觉得有些紧、不耐听,Jensen铜箔分频专用电容音乐味浓、声音醇厚、富有音乐感染力,但有人觉得它染色重,而且声音的定位也比M-cap银油差些。如何取舍,就看个人的喜好了。在音箱调试中把握这个分寸,是一门平衡的艺术。

3、高级元件只是让声音锦上添花而已。DIY的一个好处是可以大量堆砌高级元件,不用象商家那样考虑性价比和利润空间。很多烧友幻想着用上天价元件,一定可以让声音如元件价格那样高贵、迷人!但经过反复调试,咱也发现,声音效果(如圆润、顺滑、自然、清晰、悠扬之要素)很大程度上是可以通过调整电路结构、元件参数来实现的,电路的结构、参数正确了,那些原先薄、冷的元件也不会让人觉得薄声,没调好的话,以甜美、顺滑、流畅见长的杜兰电阻(200元一个)也一样会刺耳。所以,最重要的是电路结构合理、元件数值正确。参数确定后,再适当使用发烧元件,毕竟高级元件那种不带毛刺的流畅、自然、细腻、纯净和贵气,便宜元件是不可能提供的。

4、高级元件总是比低价元件听感要好些。如同样是空芯电感,既使是用在高音旁路中的小电感,在听感上7芯的就比单芯的声音要细腻、光滑些,更不同说是Jensen那样的名牌铜箔电感了。同样容量的电容,M-cap银油就要比V-cap油浸的要好听(V-cap油浸的声音有点冲,中高频量感有点突出,M-cap银油高频更细腻、延伸更好、声音更加纯净、耐听),更不用说solen,听过m-cap 银油电容后,是无法承受Solen电容那种毛糙感和肉感的。所以,在元件参数确定后,有钱就尽可以买贵一些的元件,是不会错的。

5、测量软件让DIY音箱事半功倍。如果没有测量工具,元件参数、频响是否合适,即使可以通过和成品箱反复对比,但心里总是不踏实的。个别频段的凸起或凹陷,虽然耳杂也可以听出来,但具体差多少DB、在哪个频段,如何针对性的改进?心里是茫然的,有了Lspcad设计软件和justmls测量软件,元件参数和曲线可以通过模拟来调整,通过测量来验证,一切都是那么的一目了然。我这一个星期在测量中获取的信息,并针对性调整元件参数,在声音上所取得的突破,如果靠盲听来调整,估计又得花一年的时间。我觉得,对于三分频落地系统或是四阶分频系统,更需要准确的分频点衔接,没有测量工具基本上是无法成功的。

6、DIY箱和成名箱的PK是必不可少的环节。DIY音箱不能闭门造车,虽然我尽可能以现场音乐会的乐器音质、质感、氛围,各声部的比便为标准进行调音,但对于同样的乐曲,如果有一对比较中性的成品箱作参考,让调试过程可以更加直观、有的放矢。我在调试这对书架箱的过程中,曾先后和几对著名书架箱进行对比,每次PK都能发现这对DIY箱的不足,理性对待不足,并进行改进,DIY箱的综合实力也就慢慢提升了。

7、厚实而温暖的中低频是做好一对书架箱的根基。书架箱的中高频要做得漂亮是很容易的事情,但要把低频弄得厚实、稳重、扎实并不容易,只有低频的量感出来了,整体的气势、舞台(声场)的宽度也就有了,这是做好一对书架箱的第一要素,也是第一难事。其次是厚润、感性、富有质感的中频,这是能让音乐真正感动听众,直达心灵的关键所在。太凡成名书架牌,十有八九都以感性的中频打动人的。扎实而富有量感的低频、温暖而感有质感的中频,这是能让人长时间安心听音乐的二大要素。厚比薄好,暖比冷好,柔比刚好,中低频要适当多些,高频要适当小些,这是我调试和听音过程中的一大体会。

8、自己DIY音箱,实际上并不会为你省钱,经常是吃力不讨好。DIY这边书架箱所花费的money,已远远超出预算。因为原预算只考虑到喇叭、箱子、架子等大件的费用,对线材、电容、电感、电阻、接线柱等很多小元件的费用,是估计不足的,要是一开始就知道要花么这多钱,肯定不会去DIY了。我这对仿大情人,总的花费完全可以买一对成色上佳的真大情人了,这还不算二年所付出N小时的时间,换下来的电感都有十来斤了,电容、电阻也有无数个。因此,DIY音箱是很奢侈的发烧行为。但通过DIY音箱,我学习了音箱设计原理、电路特性和各种元件的个性,学会了设计软件和测量软件的使用,所获得知识、经验和常识,仍是很有价值的。

9、DIY是痛并快乐着,特别容易就会让人上瘾的。这次二路书架箱还没完成,咱就计划再整一套T330+AT6.5+AT12E单元的三分频了,看看三分频的大箱会有什么样的效果,真是好奇心害死人!正好可以把多余下来的一批M-cap银油电容、Jensen电感等贵价元件,目前单元和相关元件已基本齐备,就是没想好具体的实施时间,箱体的外型也在选择比较之中。

10. 买电吉他音箱,在LANEY VC15和LANYE VC30之间犹豫

VC15-110
英产,15瓦电子管一体箱,2*EL84后级,甲乙混合类放大,1*10JENSEN喇叭,双通道。
VC30-112
英产,30瓦电子管一体箱,4*EL84后级,甲类放大,1*12CELESTION喇叭,双通道。
VC30-210
英产,30瓦电子管一体箱,4*EL84后级,甲类放大,2*10JENSEN喇叭,双通道。
VC30-212
英产,30瓦电子管一体箱,4*EL84后级,甲类放大,2*12CELESTION喇叭,双通道。
2009年代理价格是:3300,4800,5000,5800,
看上面的参数就知道了,
110是15瓦功率,2个后级放大模块,1个10寸喇叭
122是30瓦功率,4个后级放大模块,1个12寸喇叭
210是30瓦功率,4个后级放大模块,2个10寸喇叭
122是30瓦功率,4个后级放大模块,2个12寸喇叭
现在看完了,你应该知道区别在哪了吧.至于喜欢什么音色,只有你自己决定了。
我认为买英产的好,中产的功率不行,音色相比英产的差远了!
补充:LV300前级是电子管的,120瓦功率,音色来的温暖些,是中产箱,价格也在3000以内,
虽说是120瓦,但是英产30瓦箱的输出,不会比LV300差,这就是进口和国产的区别

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