Where Do You Connect The Shield?

When it comes to polarizing and confusing questions in electronics, wiring up shields is on the top-10 list when sorted by popularity. It’s a question most of us need to figure out at some po…

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Simple PCB Agitator Gets The Job Done

These days, PCB fab houses are just about everywhere, and you can’t go buy a taco without walking past eight of them. Still, some out there still like to etch their PCBs at home. If that soun…

Hackaday
SWD Interface Simplifies Debugging

The proliferation of microcontrollers has made it easier than ever to add some smarts to a project, but sometimes there just isn’t enough space for headers on a board, or you feel a little si…

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Hacker Tactic: Multi-Design Panels

Last time, we talked about single-PCB-design panels, all the cool aspects of it, including some cost savings and handling convenience. Naturally, you might wonder, and many did – can you put …

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2024 Business Card Challenge: CardTunes Bluetooth Speaker

A business card form factor can be quite limiting, but that didn’t stop [Schwimmflugel] from creating CardTunes, an ESP32-based Bluetooth audio speaker that tried something innovative to deli…

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Five Ways To Repair Broken PCB Traces

When everything used wires, it was easy to splice them or replace them. Not so much with PC boards, but everyone has their favorite method for repairing a broken trace. [Mr. SolderFix] has his five…

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Bringing The 555 Mini-Notebook To Video

Like many of us [AnotherMaker] is a fan of the classic Forrest Mims electronics books, specifically, the Engineer’s Mini-Notebook series. They were great sources of inspiration, but at the ti…

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PCB Design Review: HAB Tracker With ATMega328P

Welcome to the Design Review Central! [VE3SVF] sends us their board, and it’s a HAB (High Altitude Balloon) tracker board. It’s got the venerable ATMega28P on it, a LoRa modem and a GPS…

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The Best DIY PCB Method?

Now before you start asking yourself “best for what purpose?”, just have a look at the quality of the DIY PCB in the image above. [ForOurGood] is getting higher resolution on the silkscreen than we…

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2024 Business Card Challenge: Integrated Game Card

[Dan Schnur] has a simple strategy to ensure their business card stays on the client’s desk and doesn’t just get lobbed in a drawer: make it into a simple gaming platform. This entry in…

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