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complete the cost estimation: total ~$26 for an enclosure

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Brian S. Stephan 2023-09-15 15:20:17 -05:00
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@ -38,6 +38,9 @@ What you'll need beyond these objects:
* For a lever:
* 4 12-16mm M4 countersunk hex bolts
* 4 M4 flange nuts
* For Neutrik D connections:
* 2 10mm M3 hex bolts
* 2 M3 flange nuts
* Buttons and levers as desired
* Wiring as required
@ -46,16 +49,26 @@ What you'll need beyond these objects:
This is a rough estimate of the cost to produce one of these sticks, assuming a usual 2-frame design and layout.
Filament masses from Bambu Studio estimates, using Bambu PLA Basic.
* Left frame: $3.54 USD (141.84g, as of 2023-09-12)
* Right frame: $3.54 USD (141.84g, as of 2023-09-12)
* Two top panels: ~$6.74 USD (~135g each, as of 2023-09-12)
* Two bottom panels: $5.90 USD (118.16g each, as of 2023-09-12)
* 8 16mm M4 bolts to connect the frames: $0.72 USD (you can get a pack of 100 on Amazon for $9, as of 2023-09-12)
* 8 M4 flange nuts to connect the frames: $0.68 USD (you can get a pack of 100 on Amazon for $9, as of 2023-09-12)
* 8 45mm M4 spacers to connect panels to frames: $2.40 USD (you can get a pack of 10 on AliExpress for $3, as of
* Left and right frame: **$7.08 USD** (141.84g each, as of 2023-09-12)
* Left and right top panels: **~$6.74 USD** (~135g each, as of 2023-09-12)
* Left and right bottom panels: **$5.90 USD** (118.16g each, as of 2023-09-12)
* Miscellaneous mounting plates, decorative plates, etc.: **~$1.00 USD** (~40g, as of 2023-09-12)
* 8 16mm M4 bolts to connect the frames: **$0.72 USD** (you can get a pack of 100 on Amazon for $9, as of 2023-09-12)
* 8 M4 flange nuts to connect the frames: **$0.68 USD** (you can get a pack of 100 on Amazon for $8.50, as of 2023-09-12)
* 4 10mm M3 bolts to connect Neutrik D plates to frames: **$0.40 USD** (you can get a pack of 100 on Amazon for $10, as
of 2023-09-12)
* 4 M3 flange nuts to connect Neutrik D plates to frames: **$0.34 USD** (you can get a pack of 100 on Amazon for $8.50,
as of 2023-09-12)
* 8 45mm M4 spacers to connect panels to frames: **$2.40 USD** (you can get a pack of 10 on AliExpress for $3, as of
2023-09-12)
* (You could 3D print these too, but you're probably better off with brass ones as they give some weight to the
stick anyway.)
* 16 16mm M4 bolts to connect plates to frames: **$1.44 USD** (you can get a pack of 100 on Amazon for $9, as of
2023-09-12)
With an enclosure coming in around $26, depending on your choices --- say, ~$30 for TheTrain's RP2040 Advanced Breakout
Board, ~$60 for Sanwa buttons and a lever, and ~$20 for miscellaneous connectors and wiring --- you can put a
full-featured controller with an open source foundation together for around $135.
## Issues and Limitations