RelayControl
About the RelayControl PCB
RelayControl is an open source PCB design by profdc9, published on GitHub. It is a 2-layer board measuring 100 × 100 mm, with 180 components from 11 distinct parts.
Other key parts include the MCP23017 and ULN2803A. By type, the board carries 114 capacitors, 36 inductors, 12 connectors, 8 jumpers, 6 ICs and 4 resistors.
It belongs with the rf & radio designs in this gallery.
From the project
A Modular Antenna Tuner for a Phased Array Antenna System
This a project to create a Modular Antenna Tuner System that can be reconfigured for different needs. This material is copyrighted by Daniel Marks (KW4TI) and licensed under the Creative Commons License CC-BY-SA 4.0.
This project is a toolkit for making automatic antenna tuners and smart HF antennas.
A description and documentation of this project may be found in the "doc" directory as ModularTuner-Guide.pdf.
Main components on the RelayControl
RelayControl bill of materials (BOM)
180 components, 11 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | MCP23017 | DIP-28_W7.62mm_Socket | U1, U4 |
| 4 | ULN2803A | DIP-18_W7.62mm_Socket | U2, U3, U5, U6 |
| 2 | Conn_02x05_Odd_Even | Pin_Header_Straight_2x05_Pitch2.54mm | J1, J3 |
| 2 | Conn_02x16_Odd_Even | Pin_Header_Straight_2x16_Pitch2.54mm | J2, J8 |
| 8 | Conn_01x01 | 1pin | J4, J5, J6, J7, J9, J12, J13, J14 |
| 8 | Jumper_NC_Dual | Pin_Header_Straight_1x03_Pitch2.54mm | JP1, JP2, JP3, JP4, JP5, JP6, JP7, JP8 |
| 36 | 100 uH | L_Axial_L5.3mm_D2.2mm_P7.62mm_Horizontal_Vishay_IM-1 | L1, L2, L3, L4, L5, L6, L7, L8 +28 |
| 104 | 10 nF | C_Disc_D5.0mm_W2.5mm_P2.50mm | C1, C2, C3, C4, C5, C6, C7, C8 +96 |
| 4 | 100 uF | CP_Radial_D8.0mm_P5.00mm | C11, C12, C56, C57 |
| 6 | 100 nF | C_Disc_D5.0mm_W2.5mm_P2.50mm | C13, C14, C53, C54, C55, C73 |
| 4 | 10k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1, R2, R3, R4 |
RelayControl design files
The KiCad project lives in the profdc9/ModularTuner repository on GitHub; these links point at the commit this page was built from.
RelayControl: common questions
How big is the RelayControl PCB?
The RelayControl measures 100 × 100 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the RelayControl?
180 components, from 11 distinct parts. The full bill of materials is listed on this page.
Where can I download the RelayControl design files?
From the profdc9/ModularTuner repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the RelayControl design in my own project?
The repository has no license, so all rights stay with profdc9. Use it as a reference, and ask the author before reusing the design.
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