Older linear fluorescent fixtures used throughout most of the older buildings on the Western Michigan University campus utilized T12 type magnetic ballasts. This type of ballast operates at 60 hertz ...

Other types of ballasts include electronic ballasts, magnetic ballasts, fluorescent ballasts, high intensity discharge (HID) ballasts, and metal halide ballasts. Ballast manufacturers are located ...

The reason submarines are able to do this is thanks to some very important components known as the ballast and trim tanks. These are located throughout the sub at the bow and stern as well as on ...

Approximately 41,000 years ago, Earth's magnetic field briefly reversed during what is known as the Laschamp event. During this time, Earth's magnetic field weakened significantly—dropping to a ...

Find 403 Ballasts suppliers with GlobalSpec. Our catalog includes 105,713 manufacturers, 20,974 distributors and 94,434 service providers. The GlobalSpec database includes 62,214 manufacturers and ...

Accelerate your tech game Paid Content How the New Space Race Will Drive Innovation How the metaverse will change the future of work and society Managing the Multicloud The Future of the Internet ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio ...

But while some falsies require messy glue, magnetic lashes make it easier than ever to amp up your fringe. Magnetic lashes take the mess out of the process and are less likely to come off ...

Transcranial Magnetic Stimulation (TMS) is a non-invasive procedure that delivers magnetic pulses to the brain to change neural activity. It is used to treat mental health disorders, particularly ...

European scientists think they can now describe with confidence what's driving the drift of the North Magnetic Pole. It's shifted in recent years away from Canada towards Siberia. And this rapid ...

Certain materials feel a magnetic force. A magnetic force can be either attraction or repulsion. How to make a magnetic compass Learn how to make a magnetic compass.

Magnetic materials are always made of metal, but not all metals are magnetic. Iron is magnetic, so any metal with iron in it will be attracted to a magnet. Steel contains iron, so a steel ...