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Can This DIY Rocket Program Send an Astronaut to Space?

Cars That Think

That successful mission in August 2018 was a huge step toward our goal of sending an amateur astronaut to the edge of space aboard one of our DIY rockets. The team recently manufactured a fuel tank for the Spica rocket [right] in their workshop. The Spica rocket will use the BPM100 engine, which the team is currently manufacturing.

DIY 139
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Opinion: Cars and Toxic Substances

Clean Fleet Report

This article may contain affiliate links. [Ed. Automobile manufacturers historically have used asbestos in car body parts such as brakes. Mechanics, hobbyists and people who repair cars as DIY projects can be exposed to asbestos–especially when they clean the brakes of older cars—but EPA has advice on how to avoid exposure.

Cars 78
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DIYers Have Been Quietly Building The Green Campers Of Tomorrow

CleanTechnica EVs

In a recent article, I lamented the competing pressures of efficiency and luxury in campers. I wanted something small, light, and efficient that my Bolt EUV could tow, because nothing spoils a fun trip like going into debt (both financial and to my kids for ruining the planet) to cover the fuel bill. But, living […].

Building 102
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A Web-Enabled, High Quality, DIY Audio Amp

Cars That Think

November 2018 Hands On article, “DIY Pro Audio ” in IEEE Spectrum , and it convinced me it was possible, although I wanted to go beyond just a power amplifier to something more like my lamented Sansui. In commercial product development, an optimized microcontroller would be the way to go, but for my DIY project, a Pi was perfect.

DIY 98
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Search for Buried Treasure With This DIY Magnetometer

Cars That Think

So I read some World War II–era journal articles and learned about the magnetometers used to locate submerged German submarines. RM3100 sensor board to an Arduino Nano through a Serial Peripheral Interface (SPI), using code posted on GitHub late last year by the manufacturer, PNI Sensor Corp. It was crude, but it worked.

DIY 98
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Is It Economical to Convert ICE Car to Electric Car Using Conversion Kit

Get Electric Vehicle

Labour and Expertise Converting a car to electric propulsion isn’t a simple DIY project for most individuals. The company is now mainly focusing on electric vehicle manufacturing. Potential buyers might be hesitant due to concerns about the conversion’s quality and impact on the vehicle’s value. #4.

Kits 98
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Build a Passive Radar With Software-Defined Radio

Cars That Think

Building off the demand stimulated by this activity, a number of manufacturers have started making premium, but still relatively cheap, SDRs. The radio’s manufacturer, KrakenRF, recommends directional Yagi TV antennas for two reasons. This article appears in the November 2022 print issue as “Passive Radar With the KrakenSDR.”.

Building 100