CrystalBall
About the CrystalBall PCB
CrystalBall is an open source PCB design by wieslawsoltes, published on GitHub. It is a 2-layer board measuring 100 × 90 mm, with 30 components from 30 distinct parts.
Other key parts include the SN74AHCT1G125DBVR. By type, the board carries 10 connectors, 9 resistors, 4 test points, 3 capacitors, 1 IC and 1 transistor.
It belongs with the audio designs in this gallery.
From the project
Aether Orb — hardware, firmware, manufacturing engineering and a WebGPU digital studio.
Aether Orb — hardware, firmware, manufacturing engineering and a WebGPU digital studio.
A tabletop AI-assisted entertainment prop with a hollow optical globe, an operator-facing reflected display, push-to-talk audio and a decorative illuminated base. The browser recreates the concept's sphere, purple illumination, black/gold celestial base and private teller display; the Engineering view loads the actual CAD tessellation.
Main components on the CrystalBall
CrystalBall bill of materials (BOM)
30 components, 30 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SN74AHCT1G125DBVR SN74AHCT1G125 | SOT-23-5_U1 | U1 |
| 1 | AO3401A | SOT-23_Q1 | Q1 |
| 1 | DevKitC-1 socket J1 | Socket_1x22_P2.54_J1 | J1 |
| 1 | DevKitC-1 socket J3 | Socket_1x22_P2.54_J2 | J2 |
| 1 | 5V INPUT | Terminal_1x02_P5.08_J3 | J3 |
| 1 | LCD | XH_1x08_P2.50_J4 | J4 |
| 1 | MIC 3V3 | XH_1x06_P2.50_J5 | J5 |
| 1 | AMP 5V | XH_1x06_P2.50_J6 | J6 |
| 1 | RING 5V | XH_1x03_P2.50_J7 | J7 |
| 1 | PTT | XH_1x02_P2.50_J8 | J8 |
| 1 | PAGE | XH_1x02_P2.50_J9 | J9 |
| 1 | REC LED | XH_1x02_P2.50_J10 | J10 |
| 1 | PTC 2.5A | PTC_P5.08_F1 | F1 |
| 1 | RUN POWER | PinHeader_1x02_P2.54_JP1 | JP1 |
| 1 | 5V_SYS | TestPoint_THT_D2_TP1 | TP1 |
| 1 | GND | TestPoint_THT_D2_TP2 | TP2 |
| 1 | 3V3 | TestPoint_THT_D2_TP3 | TP3 |
| 1 | LED_DIN | TestPoint_THT_D2_TP4 | TP4 |
| 1 | 1000uF 10V | CP_Radial_D10_P5_C1 | C1 |
| 1 | GRM21BR71H104KA01L 100nF | C_0805_2012Metric_C2 | C2 |
Show 10 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | GRM21BR71H104KA01L 100nF | C_0805_2012Metric_C3 | C3 |
| 1 | RC0805FR-07100KL 100k | R_0805_2012Metric_R1 | R1 |
| 1 | RC0805FR-0733RL 33R | R_0805_2012Metric_R2 | R2 |
| 1 | RC0805FR-0733RL 33R | R_0805_2012Metric_R3 | R3 |
| 1 | RC0805FR-0710KL 10k | R_0805_2012Metric_R4 | R4 |
| 1 | RC0805FR-07100KL 100k | R_0805_2012Metric_R5 | R5 |
| 1 | RC0805FR-07330RL 330R | R_0805_2012Metric_R6 | R6 |
| 1 | RC0805FR-071KL 1k | R_0805_2012Metric_R7 | R7 |
| 1 | RC0805FR-0710KL 10k | R_0805_2012Metric_R8 | R8 |
| 1 | RC0805FR-0710KL 10k | R_0805_2012Metric_R9 | R9 |
CrystalBall design files
The KiCad project lives in the wieslawsoltes/CrystalBall repository on GitHub; these links point at the commit this page was built from.
CrystalBall: common questions
How big is the CrystalBall PCB?
The CrystalBall measures 100 × 90 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the CrystalBall?
30 components, from 30 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 CrystalBall design files?
From the wieslawsoltes/CrystalBall 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 CrystalBall design in my own project?
The repository has no license, so all rights stay with wieslawsoltes. Use it as a reference, and ask the author before reusing the design.
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