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Custom 75% mechanical keyboard. Features include switch hotswap, gasket mount, 1.3" OLED screen, custom firmware, rotary encoder, custom printed circuit board (PCB), lubricated switches and stabilizers, and more! Created for Hack Club's Highway program.

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MIT license
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Easy75

because sometimes nine keys isn't enough...

A custom 75% gasket-mounted mechanical keyboard run with a Raspberry Pi Pico. Features include 4.5-degree ergonomic incline, switch hotswap, 1.3" OLED screen, custom firmware, rotary encoder, custom printed circuit board (PCB), lubricated switches and stabilizers, and more! Created for Hack Club's Highway program.

Easy75 Sound Test - Stock Akko V3 Creamy Blue Pro, Stock Durock V3

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Gasket Mount

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PCB (designed and wired with KiCad)

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Case (designed in Onshape)

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Bill of Materials

Item Name Purpose Item Source Quantity Unit Cost (includes taxes) Cost Notes
Akko V3 Creamy Blue Pro Switch (45pc) Mechanical switch for operating the keyboard Amazon 2 $13.79 $27.58
Pololu Laser-cut Switch Plate - 1.5mm Acrylic For switches to rest on and stability Pololu 1 $31.00 $31.00 Estimate -- precise cost is only available upon ordering
3D Printer Filament (PLA 1kg) Print case (resin is too expensive) Bambu Lab 1 $28.23 $28.23
PCB x5 (min quantity) Brains of the keyboard JLCPCB 1 $54.15 $54.15 Could be $0 if PCBWay approves sponsorship
1N4148 Diodes x100 Prevents key ghosting Amazon 1 $5.73 $5.73
Kailh Switch Sockets x50 Makes the board hotswap Amazon 2 $7.55 $15.10
EC11 Rotary Encoder Control for volume, etc in a knob AliExpress 1 $6.11 $6.11
Durock V3 Stabilizers Stability for longer keys Amazon 1 $21.25 $21.25
OLED Screen 128x64 1.3" Provides a display for the keyboard Amazon 1 $9.02 $9.02
DIY Neoprene Gasket Strips Creates a soft mount to improve sound quality Amazon 1 $10.25 $10.25
TOTAL 12 $225.66

For BOM with links, go to https://docs.google.com/spreadsheets/d/1KsEJJudN0m4QrFXq010_IyKu9P5RgScRp4gqEkQdcRI/edit?usp=sharing

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Custom 75% mechanical keyboard. Features include switch hotswap, gasket mount, 1.3" OLED screen, custom firmware, rotary encoder, custom printed circuit board (PCB), lubricated switches and stabilizers, and more! Created for Hack Club's Highway program.

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