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Build a Better DIY Seismometer

Cars That Think

My new design is for a horizontal-pendulum seismometer, which contains a pendulum that swings horizontallyor almost so, being inclined just a smidge. One of the more sophisticated designs I saw online called for an LVDT ( linear variable differential transformer), but such devices seem hard to come by.

DIY 140
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Perspective: Why Carbon Emissions Should Not Have Been the Focus of the UN Climate Change Summit and Why the 15th Conference of the Parties Should Have Focused on Technology Transfer

Green Car Congress

Renergie was formed for the initial purpose of raising capital to develop, construct, own and operate a decentralized network of ten modular-designed small advanced biofuel manufacturing facilities (SABMFs) in the parishes of the State of Louisiana which were devastated by hurricanes Katrina and Rita. ]. Donovan, CEO of Renergie, Inc.