Category Archives: CNC

Intro to Designing and Making Your Own PCB Boards

Glossary: PCB = Printed Circuit Board EDA = Electronic Design Automation software hobbyist PCBs = single- or double-layer boards without high-frequency circuits Designing and making PCB boards is one of the easiest, least expensive, least messy CAD/CAM hobbies. Most people … Continue reading

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EasyEDA PCB Software Review

I evaluated EasyEDA Designer (v6.4.20.6 July 6, 2021 on Mac OS 10.11) to design a simple but complete (SPICE simulation, parts, mounting holes, annotations) through-hole, one-sided PCB to illuminate an LED. EasyEDA Designer is a proprietary program, but free to … Continue reading

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Techshop San Jose Tour

I was in downtown San Jose today in the area of TechShop, so I dropped in for a tour. It’s a maker facility for people who like to build things. Members pay a monthly membership fee for access to all … Continue reading

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Campbell Metal Supply, San Jose

I stopped by Campbell Metal Supply, in San Jose. They have a large supply of round, square, rectangular and hex bar stock and panel steel and aluminum alloys, and offer cutting services. They are not a recycling depot. They also … Continue reading

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DIY CNC Router Links

Despite the “maker” craze that’s developed in the past few years, there still doesn’t seem to be an affordable assembled CNC router – they typically start at $10,000, and go way up from there. The reasons for the high prices … Continue reading

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