🔧 Tool of the Week
KiCanvas
A high-performance, browser-based viewer for KiCad files. It allows you to share schematics and PCB layouts with teammates or clients who don't have KiCad installed. It’s incredibly fast and works on mobile. 🔗 https://kicanvas.org/
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🛒 Deals & Finds
- Sipeed Tang Nano 9K – A tiny FPGA development board for around $15. It’s the current "sweet spot" for learning Verilog or VHDL without the massive cost of Xilinx or Altera kits. 🔗 https://wiki.sipeed.com/hardware/en/tang/Tang-Nano-9K/Nano-9K.html
- LILYGO T-Display-S3 – An ESP32-S3 board with a built-in 1.9-inch LCD. Perfect for building handheld sensors or status monitors without messing with display wiring. 🔗 https://www.lilygo.cc/products/t-display-s3
- WCH-LinkE – The $3 Swiss Army knife for RISC-V. It supports debugging and flashing for the CH32V series and works as a USB-to-UART bridge. 🔗 https://www.aliexpress.com/w/wholesale-wch-linke.html
- Precision Tweezers (Vetus ESD-12) – If you are still using the cheap ones that came with your soldering iron, these are the cheapest way to make SMD work 50% less frustrating. 🔗 https://www.amazon.com/Vetus-Anti-static-Tweezer-Non-magnetic-Stainless/dp/B07869FPFH
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🧪 Cool Build
The OpenPnP Desktop Pick and Place
A community-driven project to build an affordable SMT assembly machine using 3D printed parts and open-source software. It’s reaching a level of maturity where hobbyists can actually use it for small-batch production. 🔗 https://openpnp.org/
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📚 Worth Reading
- Via Stitching 101 – A practical guide on how to use vias to connect ground planes for better thermal management and EMI performance. 🔗 https://resources.altium.com/p/everything-you-need-know-about-stitching-vias
- Differential Pairs for Beginners – Why high-speed signals need two traces and how to route them without ruining your signal integrity. 🔗 https://www.altium.com/documentation/altium-designer/pcb/high-speed-design/interactively-routing-differential-pairs?srsltid=AfmBOorKBAp2oNuqfj0u27lPXgKxf98SdgvY_NxKZDXli7DAB-vdQAnd
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⚡ Quick Hits
- Interactive HTML BOM – The essential KiCad plugin that generates a web-based assembly guide. 🔗 https://github.com/openscopeproject/InteractiveHtmlBom
- Octopart – The industry standard for searching electronic components across every major distributor at once. 🔗 https://octopart.com/
- PCBWay 3D Printing – Their resin printing service has dropped in price significantly, making custom enclosures much more accessible. 🔗 https://www.pcbway.com/rapid-prototyping/3d-printing/
- RP2350 MicroPython Support – Official builds are now landing, allowing full access to the new PIO features. 🔗 https://micropython.org/download/RPI_PICO2/