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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


    K40-Y Coupling Caps for the ST-70 VTA Upgraded Board

    BNR_1
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    BNR_1


    Posts : 111
    Join date : 2013-06-11
    • Post n°1

    K40-Y Coupling Caps for the ST-70 VTA Upgraded Board Empty K40-Y Coupling Caps for the ST-70 VTA Upgraded Board

    Post by BNR_1 Thu Sep 18, 2014 3:29 pm

    I am planning on upgrading my 1960s ST70 driver board with the VTA upgraded board. For the four 0.1uF coupling caps what size of Russian K40-Y 400V caps do you recommend using? 0.10 uF or 0.22 uF?

    Thank you
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    Guest
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    • Post n°2

    K40-Y Coupling Caps for the ST-70 VTA Upgraded Board Empty Re: K40-Y Coupling Caps for the ST-70 VTA Upgraded Board

    Post by Guest Thu Sep 18, 2014 4:23 pm

    0.22uf is the recommended value
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    BNR_1
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    BNR_1


    Posts : 111
    Join date : 2013-06-11
    • Post n°3

    K40-Y Coupling Caps for the ST-70 VTA Upgraded Board Empty Re: K40-Y Coupling Caps for the ST-70 VTA Upgraded Board

    Post by BNR_1 Thu Sep 18, 2014 6:36 pm

    Thanks Montana.
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    K40-Y Coupling Caps for the ST-70 VTA Upgraded Board Empty Re: K40-Y Coupling Caps for the ST-70 VTA Upgraded Board

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