

NixieClockV1
PCB designs for the clock using Dalibor Farny's tubes
- Size
- 462.1 × 130 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 73
- Nets
- 164
- Pads
- 377
- Tracks, vias
- 1,203, 38
- Pours
- 2
- Routed
- Yes
- KiCad
- KiCad 7 (file 20221018)
- Created
- 10 Dec 2023
- Updated
- 18 Dec 2023
Overview
NixieClockV1 is an open-source printed circuit board by davidmcq137, from the davidmcq137/NixiePCB repository on GitHub. It is a 2-layer board of 462.1 × 130 mm with 73 parts on 164 nets, routed with 1,203 tracks and 38 vias.
It is built around the FOD8320, 74HC4094D and MPSA42. Its parts include 32 resistors, 20 ICs, 7 connectors, 4 transistors and 2 capacitors.
Main components
3FOD8320
SOIC-5-9.2mm-40℃~+100℃ 1 16V~30V 35kV/us 5kV DC SOIC-5-9.2mm Logic Output Optoisolators ROHSonsemiLogic Output Optoisolators74HC4094D
SO-16-40℃~+125℃ 1 2V~6V 74HC 8 Serial-to-Serial or Parallel Tri-State SOIC-16 Shift Registers ROHSNexperiaShift RegistersMPSA42
TO-921 NPN 1.5W 100nA 300V 40 500mA 500mV 50MHz 6V NPN TO-92 Bipolar (BJT) ROHSFoshan Blue Rocket ElecBipolar (BJT)
README
README.mdReadme file for nixie clock.
Parts
73| Qty | Value | Footprint | References |
|---|---|---|---|
| 9 | R_Small_US | Resistor_SMD:R_1210_3225Metric_Pad1.30x2.65mm_HandSolder | R24, R25, R26, R27, R28, R29, R30, R31, R32 |
| 8 | 3K3 | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1, R3, R5, R10, R12, R14, R19, R21 |
| 8 | FOD832 | Package_DIP:DIP-4_W7.62mm | U1, U4, U6, U7, U11, U13, U14, U18 |
| 6 | 74141 | Package_DIP:DIP-16_W7.62mm_Socket | U2, U5, U8, U12, U15, U19 |
| 6 | 8K2 | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2, R4, R11, R13, R20, R22 |
| 6 | R|Z568M | MedidoFootprints:RZ568M | N1, N2, N4, N5, N7, N8 |
| 4 | 68K | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R8, R9, R17, R18 |
| 4 | 6K8 | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R6, R7, R15, R16 |
| 4 | 74HC4094 | Package_DIP:DIP-16_W7.62mm | U3, U9, U10, U20 |
| 4 | MPSA42 | Package_TO_SOT_THT:TO-92L_Inline_Wide | Q1, Q2, Q3, Q4 |
| 2 | CP1 | Capacitor_THT:CP_Radial_D7.5mm_P2.50mm | C1, C2 |
| 2 | Separator | MedidoFootprints:Separator | N3, N6 |
| 1 | 1 | Resistor_SMD:R_1210_3225Metric_Pad1.30x2.65mm_HandSolder | R23 |
| 1 | 12V input | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J6 |
| 1 | 170V In | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J7 |
| 1 | 74HC4094 | Package_DIP:DIP-16_W7.62mm_Socket | U16 |
| 1 | 7805 | Package_TO_SOT_THT:TO-220-3_Vertical | U17 |
| 1 | Q5 | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | J2 |
| 1 | Q6 | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | J3 |
| 1 | Q7 | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | J4 |
| 1 | Q8 | Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical | J5 |
| 1 | To/From Processor | Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical | J1 |
Questions
How big is the NixieClockV1 PCB?
It measures 462.1 × 130 mm and has 2 copper layers, 1.6 mm thick.
What parts does the NixieClockV1 use?
73 parts, built around the FOD8320, 74HC4094D and MPSA42. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the NixieClockV1 KiCad files?
From the davidmcq137/NixiePCB repository on GitHub, at the commit this page was made from: the board is NixieClockV1K7/NixieClockV1.kicad_pcb and its schematic NixieClockV1K7/NixieClockV1.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the NixieClockV1 design in my own project?
Its repository states no licence, so its author keeps all rights: ask davidmcq137 before reusing the design.
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