For anyone with an older car who relies on 12V outlets to power their devices, these handy gadgets promise useful upgrades ...

[Robert Nixdorf] frequently needs to use this high-end audio recorder, but it sucks dry a set of eight AA batteries in just a few hours. Obviously a longer lasting solution was required, and he ...

The variety of gadgets that are compatible with your car's USB port is vast, but these particular USB accessories should be ...

This is a follow-up to this thread: https://arstechnica.com/civis/threa...-polarity-of-this-laptop-barrel-jack.1491071/tl;dr I have a laptop but no charger, and I'm ...

SCRs are the switching devices for this unusual DC to DC converter that is suited for the ubiquitous 5V USB power source as well as numerous other applications. This novel power circuit topology uses ...

Not every car has what it takes to keep every family member happy with fully-charged gadgets, and while some cars have USB sockets galore, there can still be times when more would be handy. This is ...

This is a 5V to 12V DC-DC step-up (boost) converter circuitry that is especially ideal for the USB powered applications. First of all a USB port has two current supply modes. Before detecting the ...

We haven’t seen much of the Model Y interior, and have assumed it would mostly look like the Model 3, just a bit bigger. But we have seen that the third-row seats aren’t very large, at least in ...

Still in need of a device charger for your car? For $24.95 you can get The Flashlighter. It plugs into the standard cigarette lighter socket and when removed, serves as a 3 LED flashlight. The small ...

Do automotive electronics qualify as "mobile computing?" Presently I mount my iPhone to the left corner of my windshield and my Jabra Cruiser BlueTooth/FM speakerphone on my visor. The charging cables ...