Blyant
About the Blyant PCB
Blyant is an open source PCB design by bitraf, published on GitHub under the Custom license license. It is a 2-layer board measuring 79.5 × 20 mm, with 14 components from 13 distinct parts.
By type, the board carries 3 capacitors, 2 connectors and 2 resistors.
From the project
Bitraf's musikalske blyant. Et byggesett for å lære seg å lodde, som du også kan ha masse morro med.
Byggesettet er basert på Drawdio og alle filene redistribueres her under samme lisens (CC BY-SA 3.0). Bitraf's version was made by jenschr. Based on work by Jay Silver in the Lifelong Kindergarten group at the MIT Media Lab (CC BY-SA 3.0).
Blyant bill of materials (BOM)
14 components, 13 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Bottom | DrawdioPad | J1 |
| 1 | Top | DrawdioPad | J2 |
| 1 | PN2907ATF 2N2907 | TO-92_Inline_Wide | 2N2907 |
| 1 | BK92 (x2) BattCon2 | DrawdioBatteryHolderAA | AA_BATTERY1 |
| 2 | MountingHole | DrawdioStripsHole | H1, H2 |
| 1 | PN2222ATF PN2222A | TO-92_Inline_Wide | PN2222 |
| 1 | CMS-160925-078S-67 Conn_01x02_Female | DrawdioSpeaker | SPEAKER1 |
| 1 | TLC551CP TLC551 | DIP-8_W7.62mm_Socket_LongPads | TLC551 |
| 1 | 6.3MS7100MEFCTZ5X7 CP | CP_Radial_D5.0mm_P2.00mm | C1 |
| 1 | K104K10X7RF5UH5 0.1uF | C_Disc_D3.8mm_W2.6mm_P2.50mm | C2 |
| 1 | FA18C0G1H681JNU00 680pF | C_Disc_D3.8mm_W2.6mm_P2.50mm | C3 |
| 1 | CFR-12JB-52-10K 10K | R_Axial_DIN0207_L6.3mm_D2.5mm_P5.08mm_Vertical | R1 |
| 1 | RR01J300KTB 300K | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2 |
Blyant design files
The KiCad project lives in the bitraf/blyant repository on GitHub; these links point at the commit this page was built from.
Blyant: common questions
How big is the Blyant PCB?
The Blyant measures 79.5 × 20 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Blyant?
14 components, from 13 distinct parts. The full bill of materials is listed on this page.
Where can I download the Blyant design files?
From the bitraf/blyant repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Blyant design in my own project?
It is published under Custom license, which limits how it may be reused; read the license before building on it.