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换胆初感记 [复制链接]

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6231#

回复: 换胆初感记

论坛太慢,发重复了,修改中,见谅!
最后编辑dj_simy 最后编辑于 2008-05-11 21:50:35
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6232#

回复: 换胆初感记

同上,请各位见谅!
最后编辑dj_simy 最后编辑于 2008-05-11 21:54:46
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6233#

回复: 换胆初感记

原帖由 舟子 于 2008-5-11 20:42:00 发表
[quote] 原帖由 ericfdai 于 2008-5-8 22:25:00 发表
[quote] 原帖由 舟子 于 2008-5-8 18:27:00 发表
[quote] 原帖由 ericfdai 于 2008-5-8 14:11:00 发表
[quote] 原帖由 舟子 于 ......



RCA早期黑霉屏白字,屏极直焊斜方环、长宽屏12AX7,代替EH12ax7,会有不少提高,声音也不会变薄
前级12au7建议用好点的欧洲管,比如大盾黄子或吹喇叭大元环.
如果用TungSol的,建议使用喷墨屏的,  Raytheon 的黑屏方环5814也可以
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6234#

回复: 换胆初感记

原帖由 Mark记 于 2008-5-11 21:16:00 发表
老师,这个569怎么样,1100值得麽
[attachimg]81675[/attachimg]


老兄你碰到宝了.

这对CV569是1950年英国军用,由Mullard代工的产品.
声音属于顶级,几乎没有什么6SL7能超过他.  目前已相当稀少,而且价格也不离谱.
这对管,看管脚应该用过短时间,如果顶部玻璃不黑,参数好,且配对的话,1100一对赶快拿下. 若是1100一个就还是等等.
声音会另你吃惊的,今后再也不用考虑换6SL7了.
最后编辑ericfdai 最后编辑于 2008-05-12 11:23:37
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6235#

回复:换胆初感记

好办法
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6236#

回复: 换胆初感记

原帖由 dj_simy 于 2008-5-11 21:25:00 发表
经ERIC兄提点,真还记得还看到过一对Valvo的EL84:
[attachimg]81680[/attachimg]


另外,下图的所谓“鹰标”西门子是否真的买家所说为德律风根厂代工?
[attachimg]81679[/attachimg]

现在初步锁定这两对管......






Valvo的声音华丽,美艳,厚实,稳重,大气,耐听,容易搭配机器,价格也没被抄的太高
TFK的,细腻,精致,热情,通透,平衡,如果系统声音不薄,用他很好.看看有无<>底就知是否是TFK的产品了.
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6237#

回复:换胆初感记

祝贺MARK记找到好胆!

多谢ERIC兄指教!
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6238#

回复: 换胆初感记

原帖由 ericfdai 于 2008-5-12 10:53:00 发表
原帖由 Mark记 于 2008-5-11 21:16:00 发表
老师,这个569怎么样,1100值得麽
[attachimg]81675[/attachimg]


老兄你碰到宝了.

这对CV569是1950年英国军用,由Mullard代工的产品.
声......



唉~~
被人抢先一步了,广州现在好胆难找呀
刚开的淘宝http://shop34551383.taobao.com/
大家去凑凑热闹吧,里面有很多好东西。
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6239#

回复: 换胆初感记

老师,又找到了一只,80USD,帮我看看是猫拿的产品麽?
美国的JS
One single CV569 black base, made in U.K., appears as a Mullard, maybe Brimar.?  Factory codes are: '1347  K9.  This tube is measuring as new, and appears as new.  Measurements are at or better than rated spec. for a new tube:   1.9/1.6 & 2.1/1.7    ('Bogey spec for ECC35 is 2.3/2.0)   Tube tested for emission, gm, shorts, gas, leakage, etc., and noise-microphonics, using lab-grade calibrated test instruments.  I use a lab-grade calibrated Amplitrex AT1000 digital tube tester accurate to 1.5%, for emission, gm & leakage tests and a modern VTV Dual Triode Charactorizer for noise/microphony checks.  This tube is very quiet, and could be recommended for use in ultra-sensitive phonostages.   Had welded oval plates with a large inverterted cup getter & bottom getter flash, exactly like Mullard tubes.  High-quality construction. This CV569 is probably the best-sounding 6SL7GT variant available.  
For ease, saftey, and fast dispatch, I prefer Paypal. (All transactions outside of the U.S. must be paid for with Paypal!) You can bid with confidence that the item(s) are exactly as described and pictured, and will be promptly shipped as soon as payment is received. Although fully-tested and working as stated, all tubes, whether NOS or lightly used, are sold as is due to age but guarenteed to arrive in condition as pictured and described. The items photographed here are the actual items that are being sold. I have experience in shipping tubes so rest assured these will be more than adequately packed to withstand the rigors of our wonderful U.S. Postal system.NO MORE SHIPMENTS TO ITALY!  I am very sorry to have to do this, but due to Italian Customs greatly delaying, and even loosing many of my good Italian customer's shipments, I cannot any longer ship to Italy.  



刚开的淘宝http://shop34551383.taobao.com/
大家去凑凑热闹吧,里面有很多好东西。
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6240#

回复: 换胆初感记

原帖由 Mark记 于 2008-5-12 14:27:00 发表
老师,又找到了一只,80USD,帮我看看是猫拿的产品麽?
美国的JS
One single CV569 black base, made in U.K., appears as a Mullard, maybe Brimar.?  Factory codes are: ......



这个和你前面一对是一样的东西,看样子是全新的.
1950年11月正宗英国Mullard Blackburn厂生产军用编号CV569=6SL7GT

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