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How to Save When Building an EV Charging Station

Setec Powerr

However, building an EV charging site is not a straightforward task. Understanding the EV Charging Landscape The first step towards building an EV charging site is understanding the landscape. DC fast charging requires a lot of power, so you’ll need a licensed electrician to confirm if the existing grid connection is suitable.

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The BYD Atto 3 and MG4 are great, but there is one cheap Chinese electric vehicle that’s not quite there yet…. Opinion

EV Central

There was a time when brave car companies, and Saab in particular, thought it would be amusing to build cars with silly amounts of torque and then attempt to put it through the front wheels alone. It would be fair to mention at this point that the GWM Ora is cheap, very cheap, just about the cheapest EV money can buy.

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Build Your Own Hi-fi Ear Defenders

Cars That Think

I was on the hunt for another cheap small MEMS mic that could handle louder sound sources. I chose the $10 ESP32 because it would allow me to operate the WM8960 and also accept audio via a Bluetooth connection from, say, my phone, and stream it to the WM8960. I found the Vesper VM2020 , with an impressive AOP of 149 dB!

Building 122
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Build a Passive Radar With Software-Defined Radio

Cars That Think

The biggest leap forward happened in 2012 when it was discovered that USB stick TV tuners using the RTL2832U demodulator chip could be tapped to make very cheap but effective SDR receivers. Building off the demand stimulated by this activity, a number of manufacturers have started making premium, but still relatively cheap, SDRs.

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A DIY E-bike Conversion on the Cheap

Cars That Think

At the time, e-bikes were still rather exotic, at least in the United States, so it seemed worth the expense and effort to build my own. The handlebar-mounted controls connect with an Arduino, which interprets their settings and translates them into a PPM signal, which is applied to the electronic speed controller.

DIY 145
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A DIY E-bike Conversion on the Cheap

Cars That Think

At the time, e-bikes were still rather exotic, at least in the United States, so it seemed worth the expense and effort to build my own. The handlebar-mounted controls connect with an Arduino, which interprets their settings and translates them into a PPM signal, which is applied to the electronic speed controller.

DIY 98
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IoT-ize Your Old Gadgets With a Mechanical Hijacking Device

Cars That Think

Just about every device you own is probably available with Internet connectivity. needs Internet connectivity is up for debate. Connectivity usually comes at a premium, and it also usually involves buying a brand new whatever it is, because new hardware and software and services are required.

DIY 139