Crystal Test Circuit
sdp8483·pl_test_pcb·xtal_tester/pcb/xtal_tester.kicad_pcb
About the Crystal Test Circuit PCB
Crystal Test Circuit is an open source PCB design by sdp8483, published on GitHub under the MIT license. It is a 2-layer board measuring 48.5 × 35.6 mm, with 16 components from 10 distinct parts.
By type, the board carries 4 connectors, 4 capacitors, 3 diodes, 3 resistors and 2 transistors.
From the project
Various Test Circuits for all Projects
Directory structure for starting a basic project. Originally based off Hackaday article: https://hackaday.com/2017/05/18/kicad-best-practises-library-management/
Crystal Test Circuit bill of materials (BOM)
16 components, 10 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | Q_NPN_ECB | TO-92_Inline_Wide | Q1, Q2 |
| 3 | Conn_01x04 | PinHeader_1x04_P2.54mm_Vertical | J1, J2, J3 |
| 1 | xtal | PinHeader_1x03_P2.54mm_Vertical | J4 |
| 1 | LED | LED_D3.0mm | D1 |
| 2 | 1N4148 | D_DO-35_SOD27_P7.62mm_Horizontal | D2, D3 |
| 2 | 22pF | C_Disc_D4.3mm_W1.9mm_P5.00mm | C1, C2 |
| 1 | 1nF | C_Rect_L7.0mm_W2.5mm_P5.00mm | C3 |
| 1 | 100nF | C_Axial_L3.8mm_D2.6mm_P7.50mm_Horizontal | C4 |
| 1 | 33k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1 |
| 2 | 1k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2, R3 |
Crystal Test Circuit design files
The KiCad project lives in the sdp8483/pl_test_pcb repository on GitHub; these links point at the commit this page was built from.
Crystal Test Circuit: common questions
How big is the Crystal Test Circuit PCB?
The Crystal Test Circuit measures 48.5 × 35.6 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Crystal Test Circuit?
16 components, from 10 distinct parts. The full bill of materials is listed on this page.
Where can I download the Crystal Test Circuit design files?
From the sdp8483/pl_test_pcb repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Crystal Test Circuit design in my own project?
Yes, under the terms of its MIT license, which sdp8483 chose for the repository.
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