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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


4 posters

    Cabinet for ST-120 DIY

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    Rbertalotto


    Posts : 98
    Join date : 2021-02-25

    Cabinet for ST-120  DIY Empty Cabinet for ST-120 DIY

    Post by Rbertalotto Sat Mar 13, 2021 5:35 pm

    Started building a prototype cabinet for the ST-120. Using cheap poplar for now. If I like it I'll redo out of Walnut at nearly $8 a board foot!

    Cabinet for ST-120  DIY IMG_20210313_160632071-vi

    Cabinet for ST-120  DIY IMG_20210313_1606068282-vi

    Cabinet for ST-120  DIY IMG_20210313_1606235122-vi

    Cabinet for ST-120  DIY IMG_20210313_1606154012-vi

    Dave_in_Va, jonny6336 and Tom Pickett like this post

    avatar
    Rbertalotto


    Posts : 98
    Join date : 2021-02-25

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Rbertalotto Sun Mar 14, 2021 4:09 pm

    Finish applied.....Waiting for meters from China. Mocked it up with a couple photos. Volumn control too big? Comments?

    Cabinet for ST-120  DIY P1040065-vi

    Cabinet for ST-120  DIY P1040064-vi

    I stained it Mahogany. The feet are an exotic African wood turning blank that I had kicking around. Budinga Wood or something like that. Four coats of Minwax Polyurethane, sand with 220 grit in between coats.....

    Dave_in_Va, Midwestside and Tom Pickett like this post

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    Section1


    Posts : 13
    Join date : 2020-12-02

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Section1 Mon Mar 15, 2021 10:36 am

    That looks really nice and I like how you designed it. Beautiful work.
    avatar
    Rbertalotto


    Posts : 98
    Join date : 2021-02-25

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Rbertalotto Mon Mar 15, 2021 10:49 am

    Well, after it is done, it isn’t going to work as I planned. The meters are much deeper than the drawing showed and they will not fit. Therefore I’ll go in another direction for the front panel and sell this one to someone that can use it. Like I said, it was a prototype....Nice thing about this base is nothing attaches to the amp. Two screws and the rear bar is removed and the amp just drops in. The front panel can be customized any way you like. Power switch, LEDs, meters, etc......or just a nice brass name tag....(Those "meters" are just photos for the picture)

    Cabinet for ST-120  DIY P10400722-vi

    Cabinet for ST-120  DIY P10400712-vi

    Cabinet for ST-120  DIY P10400682-vi

    Bob Latino and Tom Pickett like this post

    Tom Pickett
    Tom Pickett


    Posts : 203
    Join date : 2020-11-22
    Age : 58
    Location : Texas

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Tom Pickett Tue Mar 16, 2021 3:56 pm

    Looks Fantastic Rbertalotto..... Love it.... You taking any orders ?Cabinet for ST-120  DIY 1f600
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    Rbertalotto


    Posts : 98
    Join date : 2021-02-25

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Rbertalotto Tue Mar 16, 2021 4:47 pm

    "You taking any orders".....Maybe. Stay tuned...

    Tom Pickett likes this post

    Tom Pickett
    Tom Pickett


    Posts : 203
    Join date : 2020-11-22
    Age : 58
    Location : Texas

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Tom Pickett Tue Mar 16, 2021 6:07 pm

    Rbertalotto wrote:"You taking any orders".....Maybe. Stay tuned...

    Cabinet for ST-120  DIY 1f44d  Cabinet for ST-120  DIY 1f44d  Cabinet for ST-120  DIY 1f44d  Cabinet for ST-120  DIY 1f44d  Cabinet for ST-120  DIY 1f44a  Cabinet for ST-120  DIY 1f44a  Cabinet for ST-120  DIY 1f44a  Cabinet for ST-120  DIY 1f44a

    StevieRay likes this post

    Tom Pickett
    Tom Pickett


    Posts : 203
    Join date : 2020-11-22
    Age : 58
    Location : Texas

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Tom Pickett Wed Mar 17, 2021 9:45 am

    Rbertalotto.....

    I just love those tubes and those massive gigantic transformers !

    Some of the best looking and sounding amps I have run across in many years.
    avatar
    Rbertalotto


    Posts : 98
    Join date : 2021-02-25

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Rbertalotto Sun Mar 28, 2021 2:20 pm

    This was the prototype for the cabinet I finally settled on. I'm selling it to someone on this board at a reduced price from other areas I've posted it. I built a Prototype base for my VTA ST-120 amplifier and then built the final version. The prototype is now for sale. It will fit a VTA ST120 and a ST70 if they have the same chassis size (I'm not sure about this). If you have the optional level control, the knob will need to be removed rendering the control inaccessible. Or it can be relocated to the front panel for access. You will need RCA cords with small right angle connectors or relocate the RCA jacks as needed. There is room in the front panel for small meters but the owner will need to cut holes and verify fit. Price is $150 shipped. PayPal accepted or postal money order. Send me an email to purchase.

    rvb100 at comcast.net

    Cabinet for ST-120  DIY P10400752-vi

    Cabinet for ST-120  DIY P10400762-vi
    baddog1946
    baddog1946


    Posts : 319
    Join date : 2010-02-03
    Location : Costa Rica

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by baddog1946 Fri Apr 02, 2021 4:01 pm

    Nice design idea. Just drop the amp in. I built a wood box recently and during the build I ran across this excellent ideo of a bunch of simple, easy corner joints ideas.
    Cheers
    https://www.youtube.com/watch?v=WFXieuIcPdU
    Tom Pickett
    Tom Pickett


    Posts : 203
    Join date : 2020-11-22
    Age : 58
    Location : Texas

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Tom Pickett Thu Apr 15, 2021 9:13 pm

    Rbertalotto when is your prototype cabinet going to be finished ?..... I really like the design of your cabinet. It's a very simple design and there is a lot of room for the amp to breath and stay cool.
    avatar
    Rbertalotto


    Posts : 98
    Join date : 2021-02-25

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Rbertalotto Fri Apr 16, 2021 11:04 am

    The finished version was posted on this forum some time ago......Here are the photos...

    Cabinet for ST-120  DIY P10401012-vi

    Cabinet for ST-120  DIY P10401042-vi

    Cabinet for ST-120  DIY P10401052-vi

    Cabinet for ST-120  DIY P10401072-vi

    BeerRover likes this post

    Tom Pickett
    Tom Pickett


    Posts : 203
    Join date : 2020-11-22
    Age : 58
    Location : Texas

    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

    Post by Tom Pickett Fri Apr 16, 2021 1:20 pm

    Rbertalotto wrote:The finished version was posted on this forum some time ago......Here are the photos...

    Cabinet for ST-120  DIY P10401012-vi

    Cabinet for ST-120  DIY P10401042-vi

    Cabinet for ST-120  DIY P10401052-vi

    Cabinet for ST-120  DIY P10401072-vi

    Nice.... Rbertalotto... You did a fantastic job of this cabinet mod and I like it..... Cabinet for ST-120  DIY 1f600

    Tom

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    Cabinet for ST-120  DIY Empty Re: Cabinet for ST-120 DIY

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