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A DIY E-bike Conversion on the Cheap

Cars That Think

Bluetooth module plugged into the ESC. This article appears in the September 2021 print issue as "An Instant E-bike.". My first test ride convinced me that I needed some quantitative feedback about what the motor was doing. It would have been possible to have such information displayed on a smartphone, using a. OK boomer," indeed.

DIY 145
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A DIY E-bike Conversion on the Cheap

Cars That Think

Bluetooth module plugged into the ESC. This article appears in the September 2021 print issue as "An Instant E-bike.". My first test ride convinced me that I needed some quantitative feedback about what the motor was doing. It would have been possible to have such information displayed on a smartphone, using a. OK boomer," indeed.

DIY 98
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Hacking Ham Radio for Texting

Cars That Think

MicroAPRS , which is an open-source and Arduino-compatible firmware package for DIY packet radio modems. The PCB plugs into an Arduino Mega [middle right], a GPS antenna [top left], a mini keyboard [bottom middle], and batteries [bottom right]. NEO 6M-based GPS receiver that is popular with hobbyists for things such as DIY drones.

DIY 145
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DIY Gamma-Ray Spectroscopy with a Raspberry Pi Pico

Cars That Think

So when I decided to build a cheap DIY scintillating gamma spectrometer, it was the natural choice—although I didn’t realize I’d find myself navigating around teething problems of the sort that often affect a first-generation integrated circuit. This article appears in the July 2022 print issue as “DIY Gamma-Ray Spectroscopy.”.

DIY 101
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This Huge DIY Workbench Gives You a Hand

Cars That Think

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.

DIY 91
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Car Companies Standardize Plug for Electric Vehicles : Gas 2.0

Tony Karrer Delicious EVdriven

Car Companies Standardize Plug for Electric Vehicles Written by Jerry James Stone Published on April 19th, 2009 34 Comments Posted in Electric Cars (EVs) , Plug-in hybrid EVs Just a few hours after General Motors called for a standardized EV plug , one has been created! Subscribe to our RSS feed and stay up to date. as stated.

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Security With a Spectrometer

Cars That Think

For my prototype, I plugged the spectrometer breakout board into a small breadboard, along with a Start button and the extremely capable Arm Cortex–based Teensy 4.0. This article appears in the January 2022 print issue as “My Password Is: [Color Bar].”. As of now though, the spectrometer—at 20.1

IDEA 115