Some years ago, I wrote an essay entitled “Using One 115V Fan On Two Line Voltages.” Its essence was that a fan motor rated for one line voltage could be switched to running at twice that line voltage as in 120V/240V service by having a power transformer’s primary windings se
The easiest way of making a solar fan is to connect the solar PV panel to a DC fan of a matching voltage and power rating. This simple arrangement does work, but has few serious drawbacks:
There are other designs available in the market. These systems use a solar panel and a battery. The
- Mar. 23rd 2022 3:47 pm PT
Nissan invited the media out for a day at the track with the Nissan Ariya, the company’s long awaited second EV. After spending time driving and goofing with the crossover, I realize this vehicle is simply amazing. I think the Ariya is exa
News, reviews and comparisons of electric cars and SUVs from Australia's most trusted experts
The LDV eT60 will become the first electric ute on sale in Australia when it arrives in dealerships in November as part of three-pronged EV attack from the Chinese brand.
The Rivian R1T electric pickup truck has proven to be a capable off-roader. However, it’s an extremely agreeable daily driver, too.
Near or far, looking at the 2022 Rivian R1T will always be an event. It has a face like nothing else on the road, and I think that will be the case for a
By Matt Webb Mitovich / October 19 2022, 6:00 PM PDT
This week on DC’s Stargirl, while the JSA schemed to “unplug” whomever has been spying on Blue Valley, Courtney was unexpectedly whisked away to help Jennie find her brother Todd
Worm gears are great if you have a low-speed, high-torque application in which you don’t need to backdrive. [Let’s Print] decided to see if they could print their own worm gear drives that would actually be usable in practice. The testing is enlightening for anyone looking to use 3
05/09/2022 McLennan Servo Supplies Ltd
Gefeg-Neckar Antriebssysteme GmbH is a drive systems expert for transportation machinery and materials handling equipment applications in mobility, medical, logistics and many other branches of industry. The German designer and manufacturer, r
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