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Making a Case/Enclosure for the Khadas Tone Board

maxxevv

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That's a pretty wide case.
The dimensions made to match that of the JDS Atom ??
 

Sekenenz

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No, just because I didn't like it too compact, but it's still only 11cm (4,33in)
 

quantone

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Thank you TimW and others for this great guide. The templates and guide worked without issue. I had some scraps of walnut in the garage and decided to make a wooden face plate to class it up a little bit for desk use. I cut a piece of walnut roughly similar to the aluminum face plate although thicker and also wider as the screw holes were a little close to the edge for wood on the top side. I had some ideas about matching the contours and lines of the enclosure, routing the edges, and counter sinking the screws but ultimately decided for a clean look with proud screws and a single afternoon of shaping. The enclosure screws are thankfully more than long enough to fit the wooden face plate which is 1/4 inch thick. I finished the face plate using only sand paper, a file, and a drill for the holes. I sanded to 1000 grit and sealed it with 3 coats of Danish Oil for a natural look but this could be taken much further from a design and finish standpoint. I used the 5V pads outlined in the guide to wire up an aux LED. This is a generic ebay 3mm LED which fit perfectly in an 1/8 in. hole counter sunk from behind with a 1/4 in. bit so it just protrudes through the face. I used a 2k ohm resistor with an orange LED to give a faint glow that is not distracting facing me on the desk. I used hot glue to secure the LED and resistor to ensure nothing moves or shorts against the housing. Finally I used a 3M picture hanging strip to secure the DAC to the amp rather than rubber feet. That is pretty much it. Building this was a lot of fun and paired with JDS Atom amp, HD6xx phones I have a pretty slick looking and great sounding setup for under $500, can't be happier about that. Thanks for reading and hopefully this inspires someone else to give it a shot.



IMG_20190627_153008.jpg



IMG_20190627_153117.jpg
 

infinitesymphony

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Everyone's come up with some cool solutions for cases. Would any of you be willing to make a small run of them for the community?

As far as I can tell, right now our only pre-made options are the Audiophonics case from France (~$60 shipped to the US) and the Pillars case which seems to be MIA.
 

infinitesymphony

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Honestly any kind of case, though my preference would be for something not 3D-printed unless it has a reasonable amount of heat resistance.
 

Sekenenz

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If you like my model I can ask the price for a small batch (at least 5) and let you know, but certainly it will not be cheap, mine was 155 euro. Plus shipping from Italy :eek:
 

Silou

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If you like my model I can ask the price for a small batch (at least 5) and let you know, but certainly it will not be cheap, mine was 155 euro. Plus shipping from Italy :eek:
Did you design the case youself and just sent them the cnc files or did they design it for you?
 

Sekenenz

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I designed it and then machined in a workshop in my town.
 

maxxevv

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If you like my model I can ask the price for a small batch (at least 5) and let you know, but certainly it will not be cheap, mine was 155 euro. Plus shipping from Italy :eek:
And I thought mine was expensive .... :p
 

mc.god

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Hi everybody, my first post just to add my work for my new Tone Board:

P_20190806_001905.jpg



I got a slightly oversized box cause it was only 7€ from ebay and wanted to see what I could get keeping all costs at the bare minumum.

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I don't have a press drill and I'm not much experienced working metal with freehand drill, so the holes wer not really perfect but the plastic lockers of the tone board masked all the imperfections very well. As for the usb hole, it was really messed up at the beginning but I refined it wit my dremel and made it about elliptical. since it turned out a bit large i decided to seal it at the back with electrical tape that and just sliced it in the middle so that the usb port juste pushed itself through it keeping it as some kind of "glove", this ensured me against casual contact with the metal case:
P_20190804_155313.jpg


P_20190804_155556.jpg
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I didn't want a too much flashy led on the front and preferred to make use of the integrated led of the Tone Board, creating a small aperture on the front letting it pass through it. I used colored flashlight filter (5€ from amazon for 20 pieces) to close the hole, it helps diffusing the light and can be changed in seconds if you want another color. At the moment i used the green\blue:
P_20190804_182139.jpg

P_20190804_182623.jpg


But since the led is slightly far from the front panel I made a sort of "tunnel" with a spare plastic corrugated pipe finely fitted, just to bring the light more directly to the hole:

P_20190806_195612.jpg


It gave it a misteryous look so I can now trick fanatic audiophiles telling them this is the "black magic esoteric duct of good sound" :cool:

P_20190806_195658.jpg


Finally, I placed on the bottom a leftover metal plate (covered with carbon-style vinyl just for fancy) to add some weight to the body and stuck a leftover rubber mat place on the upper part of the body to eliminate al the resonance that bare aluminium has.

The final result is pretty satisfying to me, I enjoy searching practical solutions using spare and leftover materials and checking what comes out.
It is pretty solid and sturdy, the light glows gently from the hole with a sort of depth sensation and the Tone Board sounds simply fantastic (this is not my merit althoigh).

An enormous thank to TimW for his fantastic tutorial and dimes. and sorry to everybody for my bad english and TL;DR

P_20190806_001846.jpg
 
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mc.god

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You could line some aluminium foil on the inside of the tube to maximise the transmitted light.
Glad reading your suggestion since It's just what I had in mind for the next "upgrade".

[UPDATE]
OK, I've done it, and it's perfect! Just the final touch it needed, now the light appears just a bit more intense but clearly more visible from all angles and in illuminated room. Very satisfied.
 
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florence

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Seems that KTB aluminum case back in stock at audiophonics.fr so I placed my order.

I thought that why would I mess with PLA materials since there is solid aluminum at the same price approximately.
 

baszek

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Seems that KTB aluminum case back in stock at audiophonics.fr so I placed my order.

I thought that why would I mess with PLA materials since there is solid aluminum at the same price approximately.
are you talking about this case https://www.audiophonics.fr/en/alum...minum-case-for-khadas-tone-board-p-13626.html
Right now my KTB is in original khadas paper box :) I am searching for cheapest metal box and probably this one from audiophonics is fine. Maybe there is some way to 3d print such a box in plastic ?
 
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