The Dynaco Tube Audio Forum

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The Dynaco Tube Audio Forum

Dedicated to the restoration and preservation of all original Dynaco tube audio equipment - Customer support for Tubes4hifi VTA tube amp and preamp kits and all Dynakitparts.com products


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    scuba100
    scuba100


    Posts : 28
    Join date : 2012-04-04
    Location : West Coast South Florida

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    Post by scuba100 Mon Jul 30, 2012 9:26 am

    Any one have an experience with "Shuguang Black Treasure 6CA7-Z" tubes?
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    Jim McShane


    Posts : 237
    Join date : 2011-10-19
    Location : South Suburban Chicago

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    Post by Jim McShane Mon Jul 30, 2012 1:16 pm

    scuba100 wrote:Any one have an experience with "Shuguang Black Treasure 6CA7-Z" tubes?

    Unfortunately the distribution for them is limited so I'm not able to carry them. I do hear some nice things about them, but they are pretty expensive. They go for about 50 -100% more than the Genalex! I have heard a few beefs on warranty and availability issues, but I can't speak to the veracity of those reports.

    Sorry I don't have more to share.
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    ruffian


    Posts : 43
    Join date : 2010-02-26

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    Post by ruffian Mon Jul 30, 2012 11:05 pm

    Yes, I have run them in my VTA ST70. Definitely some of the better tubes that I have run. Good stage and depth to the music on my equipment.

    I have had no reliability problems with the ones I have. I only run this amp in the summer months and I like to roll in some other tubes like the Genalex KT-66 that I got from Jim!) so they have not had heavy use.

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