SingleHowland2
TallesSantosCUBoulder·EIT-Capstone-Project-2023·PCBs/singleHowland_PCB/singleHowland2.kicad_pcb
About the SingleHowland2 PCB
SingleHowland2 is an open source PCB design by TallesSantosCUBoulder, published on GitHub under the MIT license. It is a 2-layer board measuring 43.8 × 36.5 mm, with 18 components from 12 distinct parts.
Other key parts include the AD8066_SOIC. By type, the board carries 8 resistors, 2 ICs, 2 connectors and 2 capacitors.
From the project
This repository was created for the Electrical Impedance Tomography (EIT) Senior Design Project. The goals of this project were to make open-source hardware and software to reduce the cost of EIT in medical imaging.
This repository was created for the Electrical Impedance Tomography (EIT) Senior Design Project. The goals of this project were to make open-source hardware and software to reduce the cost of EIT in medical imaging.
First Year Team: Diego Sena, Keegan Erickson, Jonathan Keleppinger

Main components on the SingleHowland2
SingleHowland2 bill of materials (BOM)
18 components, 12 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | AD8066_SOIC | DIP-8_W7.62mm | U1 |
| 1 | ~ | DIP-8_W7.62mm | U2 |
| 1 | pow/Vin | PinHeader_1x04_P2.54mm_Vertical | J1 |
| 1 | Conn_01x03_Pin | PinHeader_1x03_P2.54mm_Vertical | J2 |
| 2 | 1u | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | powC1, powC3 |
| 2 | 1n | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | powC2, powC4 |
| 2 | 1u | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | C1, C2 |
| 1 | 1k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1 |
| 4 | 47k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2, R3, R4, R5 |
| 1 | 10 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R6 |
| 1 | 500 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R7 |
| 1 | 10k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R8 |
SingleHowland2 design files
The KiCad project lives in the TallesSantosCUBoulder/EIT-Capstone-Project-2023 repository on GitHub; these links point at the commit this page was built from.
SingleHowland2: common questions
How big is the SingleHowland2 PCB?
The SingleHowland2 measures 43.8 × 36.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the SingleHowland2?
18 components, from 12 distinct parts. The full bill of materials is listed on this page.
Where can I download the SingleHowland2 design files?
From the TallesSantosCUBoulder/EIT-Capstone-Project-2023 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the SingleHowland2 design in my own project?
Yes, under the terms of its MIT license, which TallesSantosCUBoulder chose for the repository.
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