Cheap DIY Powered 
Green Car Congress
FEBRUARY 14, 2020
I knew I wanted something for her that was cheap to maintain, had a reliable automatic transmission, came with cruise control, AC. Power steering is electric and as a result we don’t need to check the power steering oil level as there isn’t any. During reversing, the Prius is powered only by the electric motor.
Cars That Think
AUGUST 20, 2021
I'd read about such friction-drive arrangements and had followed the work of a cyclist in Australia known as Kepler who had devised a clever articulated mount that allows the motor to retract from the wheel when not applying power. I next needed to decide on an electronic speed controller (ESC) to power the motor. James Provost.
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Cars That Think
AUGUST 20, 2021
I'd read about such friction-drive arrangements and had followed the work of a cyclist in Australia known as Kepler who had devised a clever articulated mount that allows the motor to retract from the wheel when not applying power. I next needed to decide on an electronic speed controller (ESC) to power the motor. James Provost.
Cars That Think
JUNE 22, 2022
Not only does the RP2040 have lots of compute power, it hasn’t suffered the kind of shortages afflicting other chips. A Raspberry Pi Pico [left] provides both compute power and the gamma-ray spectrometer’s analog-to-digital converter. This article appears in the July 2022 print issue as “DIY Gamma-Ray Spectroscopy.”.
Cars That Think
NOVEMBER 28, 2021
meter-tall Nexø II rocket was powered by a bipropellant engine designed and constructed by the Copenhagen Suborbitals team. 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. Even more important, it came back down in one piece.
Cars That Think
JULY 21, 2021
I added a DIY solder squid—a block with four flexible arms that I use to hold components in place while soldering—with a concrete base and an automatic solder fume extractor. I normally keep it plugged into a USB port that provides power, but there is also a battery inside for when a USB port isn't available. James Provost.
Cars That Think
NOVEMBER 23, 2022
Far and away our most popular article in the last five years has been “ Build Your Own Professional-Grade Audio Amp on the Sort of Cheap ” (November 2018). And a follow-up to that article, “ A Web-Enabled, High Quality, DIY Audio Amp ” (March 2022), comes in at No. Are there trends in DIY projects you think we’re missing?
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