McNulty Pad
cookiemonsternz·lensboard·pcb/main_board/main_board.kicad_pcb
About the McNulty Pad PCB
McNulty Pad is an open source PCB design by cookiemonsternz, published on GitHub. It is a 2-layer board measuring 440 × 137.3 mm, with 417 components from 97 distinct parts.
Other key parts include the IRLML6344TRPBF. By type, the board carries 200 diodes, 102 resistors, 101 switches, 10 modules, 3 connectors and 1 IC.
It belongs with the keyboards designs in this gallery.
From the project
Lens Board is a custom mechanical keyboard, with a modified 1800's layout, more physical input methods (sliders, scrolly wheel, touchscreen) and an inbuilt, physical audio visualizer.
Lens Board is a custom mechanical keyboard, with a modified 1800's layout, more physical input methods (sliders, scrolly wheel, touchscreen) and an inbuilt, physical audio visualizer.
My inspiration for this project was my Hackpad project, which I had a ton of fun designing and building. I wanted to make another thing to do with keyboards, and this was a great opportunity to do so.

Main components on the McNulty Pad
McNulty Pad bill of materials (BOM)
417 components, 97 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | IRLML6344TRPBF | SOT95P240X112-3N | U7 |
| 10 | Motor_Servo | PinHeader_1x03_P2.54mm_Vertical | M1, M2, M3, M4, M5, M6, M7, M8 +2 |
| 1 | CONN_02X30_ODD_EVEN Conn_02x30_Odd_Even | PinHeader_2x30_P1.27mm_Vertical | J1 |
| 2 | Touchscreen | PinHeader_1x14_P2.54mm_Vertical | J3, J4 |
| 1 | Esc | MX-Hotswap-1U | SW1 |
| 1 | F1 | MX-Hotswap-1U | SW2 |
| 1 | F2 | MX-Hotswap-1U | SW3 |
| 1 | F3 | MX-Hotswap-1U | SW4 |
| 1 | F4 | MX-Hotswap-1U | SW5 |
| 1 | F5 | MX-Hotswap-1U | SW6 |
| 1 | F6 | MX-Hotswap-1U | SW7 |
| 1 | F7 | MX-Hotswap-1U | SW8 |
| 1 | F8 | MX-Hotswap-1U | SW9 |
| 1 | F9 | MX-Hotswap-1U | SW10 |
| 1 | F10 | MX-Hotswap-1U | SW11 |
| 1 | F11 | MX-Hotswap-1U | SW12 |
| 1 | F12 | MX-Hotswap-1U | SW13 |
| 1 | DEL | MX-Hotswap-1U | SW14 |
| 1 | HOME | MX-Hotswap-1U | SW15 |
| 1 | END | MX-Hotswap-1U | SW16 |
Show 77 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | PGUP | MX-Hotswap-1U | SW17 |
| 1 | PGDN | MX-Hotswap-1U | SW18 |
| 1 | INS | MX-Hotswap-1U | SW19 |
| 1 | TILDE | MX-Hotswap-1U | SW20 |
| 2 | 1 | MX-Hotswap-1U | SW21, SW85 |
| 2 | 2 | MX-Hotswap-1U | SW22, SW86 |
| 2 | 3 | MX-Hotswap-1U | SW23, SW87 |
| 2 | 4 | MX-Hotswap-1U | SW24, SW68 |
| 2 | 5 | MX-Hotswap-1U | SW25, SW69 |
| 2 | 6 | MX-Hotswap-1U | SW26, SW70 |
| 2 | 7 | MX-Hotswap-1U | SW27, SW52 |
| 2 | 8 | MX-Hotswap-1U | SW28, SW53 |
| 2 | 9 | MX-Hotswap-1U | SW29, SW54 |
| 2 | 0 | MX-Hotswap-1U | SW30, SW98 |
| 2 | - | MX-Hotswap-1U | SW31, SW37 |
| 1 | = | MX-Hotswap-1U | SW32 |
| 1 | BKSP | MX-Hotswap-2U | SW33 |
| 1 | Num | MX-Hotswap-1U | SW34 |
| 2 | / | MX-Hotswap-1U | SW35, SW82 |
| 1 | * | MX-Hotswap-1U | SW36 |
| 1 | Tab | MX-Hotswap-1.5U | SW38 |
| 1 | Q | MX-Hotswap-1U | SW39 |
| 1 | W | MX-Hotswap-1U | SW40 |
| 1 | E | MX-Hotswap-1U | SW41 |
| 1 | R | MX-Hotswap-1U | SW42 |
| 1 | T | MX-Hotswap-1U | SW43 |
| 1 | Y | MX-Hotswap-1U | SW44 |
| 1 | U | MX-Hotswap-1U | SW45 |
| 1 | I | MX-Hotswap-1U | SW46 |
| 1 | O | MX-Hotswap-1U | SW47 |
| 1 | P | MX-Hotswap-1U | SW48 |
| 1 | [ | MX-Hotswap-1U | SW49 |
| 1 | ] | MX-Hotswap-1U | SW50 |
| 1 | \ | MX-Hotswap-1.5U | SW51 |
| 1 | Caps | MX-Hotswap-1.75U | SW55 |
| 1 | A | MX-Hotswap-1U | SW56 |
| 1 | S | MX-Hotswap-1U | SW57 |
| 1 | D | MX-Hotswap-1U | SW58 |
| 1 | F | MX-Hotswap-1U | SW59 |
| 1 | G | MX-Hotswap-1U | SW60 |
| 1 | H | MX-Hotswap-1U | SW61 |
| 1 | J | MX-Hotswap-1U | SW62 |
| 1 | K | MX-Hotswap-1U | SW63 |
| 1 | L | MX-Hotswap-1U | SW64 |
| 1 | ; | MX-Hotswap-1U | SW65 |
| 1 | " | MX-Hotswap-1U | SW66 |
| 1 | Enter | MX-Hotswap-2.25U | SW67 |
| 1 | + | MX-Hotswap-2U-Vertical | SW71 |
| 1 | Shift | MX-Hotswap-2.25U | SW72 |
| 1 | Z | MX-Hotswap-1U | SW73 |
| 1 | X | MX-Hotswap-1U | SW74 |
| 1 | C | MX-Hotswap-1U | SW75 |
| 1 | V | MX-Hotswap-1U | SW76 |
| 1 | B | MX-Hotswap-1U | SW77 |
| 1 | N | MX-Hotswap-1U | SW78 |
| 1 | M | MX-Hotswap-1U | SW79 |
| 1 | < | MX-Hotswap-1U | SW80 |
| 1 | > | MX-Hotswap-1U | SW81 |
| 1 | Shift | MX-Hotswap-1.75U | SW83 |
| 1 | Up | MX-Hotswap-1U | SW84 |
| 1 | Ctrl | MX-Hotswap-1.25U | SW88 |
| 1 | Win | MX-Hotswap-1.25U | SW89 |
| 1 | Alt | MX-Hotswap-1.25U | SW90 |
| 1 | Space | MX-Hotswap-6.25U | SW91 |
| 1 | Fn | MX-Hotswap-1U | SW92 |
| 1 | M1 | MX-Hotswap-1U | SW93 |
| 1 | M2 | MX-Hotswap-1U | SW94 |
| 1 | Left | MX-Hotswap-1U | SW95 |
| 1 | Down | MX-Hotswap-1U | SW96 |
| 1 | Right | MX-Hotswap-1U | SW97 |
| 1 | . | MX-Hotswap-1U | SW99 |
| 1 | Enter | MX-Hotswap-2U-Vertical | SW100 |
| 1 | RotaryEncoder | TRIM_EC10E1220501 | SW101 |
| 100 | D | D_SOD-323 | D1, D2, D3, D4, D5, D6, D7, D8 +92 |
| 100 | LED | LED_0603_1608Metric | D101, D102, D103, D104, D105, D106, D107, D108 +92 |
| 100 | 680R | R_0402_1005Metric | R9, R10, R11, R12, R13, R14, R15, R16 +92 |
| 2 | PTA3043-2010CIB103 | TRIM_PTA3043-2010CIB103 | R109, R110 |
McNulty Pad design files
The KiCad project lives in the cookiemonsternz/lensboard repository on GitHub; these links point at the commit this page was built from.
McNulty Pad: common questions
How big is the McNulty Pad PCB?
The McNulty Pad measures 440 × 137.3 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the McNulty Pad?
417 components, from 97 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the McNulty Pad design files?
From the cookiemonsternz/lensboard repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the McNulty Pad design in my own project?
The repository has no license, so all rights stay with cookiemonsternz. Use it as a reference, and ask the author before reusing the design.
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