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
| 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