6 open source boards using the CA3140
Real designs built with the CA3140, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
Amplifier
MarinosK
99.1 × 99.1 mm69 parts2LNo license4
MicroKit09 IO
electrickery
99.6 × 95 mm77 parts2LNo license1
Spectrum Analyzer: IF and Log Amp
dmsmccann
91.7 × 48.8 mm62 parts2LNo license0
Amplifier.kicad pcb-CNC version (with some problems)
99.1 × 99.1 mm67 parts2LNo license4
Spectrum Analyzer: IF and Log Amp
91.7 × 48.8 mm55 parts2LNo license0- schematic only · 431 parts
W7ZOI Spectrum Analyzer
431 parts2LNo license0
The CA3140 in open source designs
The gallery holds 6 open source boards using the CA3140 from 3 GitHub repositories; a typical one measures about 99.1 × 95 mm and carries around 68 components.
100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is Amplifier by MarinosK.
What boards using the CA3140 are built for
CA3140: common questions
Where can I find a CA3140 reference design?
Each of the 6 boards on this page is a real design using the CA3140. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
How big is a typical board using the CA3140?
The median is 99.1 × 95 mm, and 100% are two-layer designs.
What is the most popular open source board using the CA3140?
By GitHub stars, Amplifier by MarinosK, with 4 stars.
Can I simulate one of these boards using the CA3140 before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.