Ceramic Capacitor Characteristics: Pay attention to C(V)
Explanation of C(V) and a list of resources for designing
Tag: Electronics
Method for Reading Thermistors
A fast, efficient, and accurate method to use thermistors in embedded systems.
Compact Time Domain Reflectometer
TDR01: Field-Hardened, Lab-Ready
Product Announcement LP870
Nanosecond 870nm LED Source
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Using Kicad With Docker to Manage and Upgrade Release Versions
Reproducible and reliable KiCad environments using Docker
Tuning PI Controllers for Thermoelectric Coolers
SIMC tuning and why TECs are great
EDA Tools
Electronics Design Automation (EDA) Build Tools
Semantic Versioning for Electronics Design
Semantic Versioning for Electronics Design
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Electromagnetic Simulators List
List of primarily FDTD simulators with some resources and notes.
OpenEMS Optimizing Simulator
Parametric Electro-Magnetic Optimization Workflow with OpenEMS, Docker, and Python
Tariff Math for Two-Layer Prototype PCBs: OshPark vs Imported Fabs
A comparative analysis of total pricing for small-run PCBs from OshPark, PCBWay, and JLCPCB, with a quick overview of U.S. electronics tariffs.
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Product Announcement: QL03 Photoreceiver
Announcing the QL03 Photoreceiver from Hobbs ElectroOptics — a shot-noise-limited, 150 mm² transimpedance amplifier for low-light and spectroscopy applications.
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Installing OpenEMS on Linux
Guide to installing and using OpenEMS FDTD simulator on Ubuntu with Docker
KiCad Coordinate System
Understanding KiCad’s origin and axis settings for scripting, plugins, and file exports
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KiCad 8 Makefile
Improvements to the PCBA build environment
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Photoreceiver Testing
How ElectroOptical Innovations approaches photoreceiver testing and characterization, with a walkthrough of the AN-1 testing methodology.
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KiCad Custom DRC Rules
How to write a custom KiCad DRC rule to enforce JLCPCB’s minimum trace spacing requirement for boards with low copper coverage.
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Pin 1 Markings and PCB Assembly
Why pin 1 markings matter for PCB assembly, and how assembly layers and silkscreen reference designator placement reduce pick-and-place errors.
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pyetest: Electronics Testing Tool & Method
pyetest is a Python library for pass/fail electronics test scripting, using spreadsheets as test definitions to reduce custom code and simplify automated test setups.
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KiCad PCBNew Scripting: Removing Ref Des From Silk Screen
When to move reference designators off the silkscreen onto the fabrication layer in tight KiCad designs, with a Python script to automate the cleanup.
Article: Building a Functional Teststand
A functional teststand design overview — how to structure automated electronics testing for embedded systems.