SA818 Breakout
brucemack·microlink·hw/SA818-Breakout/SA818-Breakout.kicad_pcb
About the SA818 Breakout
SA818 Breakout is an open source PCB design by brucemack, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 56 × 49 mm, with 14 components from 12 distinct parts.
Other key parts include the TLV9164PWR. By type, the board carries 7 capacitors, 3 connectors, 2 inductors, 1 IC and 1 resistor.
It belongs with the rf & radio and dev boards & breakouts designs in this gallery.
From the project
An open source EchoLink/AllStarLink implementation that runs on a simple microcontroller.
Is it possible to build a full EchoLink® node using a $6 microcontroller? I'm not completely sure, but let's find out. The goal of this project is to create the smallest, cheapest way to put a radio onto the EchoLink network. If you are new to the world of EchoLink please see the official website for complete information. EchoLink is a peer-to-peer VoIP (voice over IP) network used to link amateur radio stations across the Internet.

Main components on the SA818 Breakout
SA818 Breakout bill of materials (BOM)
14 components, 12 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | TLV9164PWR ~ | SA818 | U1 |
| 1 | DE9_RECEPTACLE Conn_Coaxial | SMA_Amphenol_901-144_Vertical | J1 |
| 1 | PJ-102AH Conn_01x02 | PinHeader_1x02_P2.54mm_Vertical | J2 |
| 1 | CONN_01X20 Conn_01x10 | PinHeader_1x10_P2.54mm_Vertical | J3 |
| 2 | L_Iron | L_Axial_L6.6mm_D2.7mm_P10.16mm_Horizontal_Vishay_IM-2 | L1, L2 |
| 2 | 22U 22u | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C2 |
| 1 | 22N C_Small_US | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C3 |
| 1 | 10N C_Small_US | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C4 |
| 1 | 47U 100n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C5 |
| 1 | 0.1U 100n | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C6 |
| 1 | 47U C_Small_US | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C7 |
| 1 | 4.7 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R9 |
SA818 Breakout design files
The KiCad project lives in the brucemack/microlink repository on GitHub; these links point at the commit this page was built from.
SA818 Breakout: common questions
How big is the SA818 Breakout?
The SA818 Breakout measures 56 × 49 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the SA818 Breakout?
14 components, from 12 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 SA818 Breakout design files?
From the brucemack/microlink 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 SA818 Breakout design in my own project?
Yes, under the terms of its GPL-3.0 license, which brucemack chose for the repository.
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