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 ...

Basic lighting ballasts can be as simple as a series of resistors – a common configuration in small neon lights. Other types of ballasts include electronic ballasts, magnetic ballasts, fluorescent ...

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 ...

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 ...

Class 1 power supply plates for metal halide lamps. Comprising inductors, capacitors, a circuit breaker with fuse and a terminal strip. Protective index IP20 in accordance with NFC 17-200. Wattage = ...

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 ...

A permanent magnet is always magnetic. It has an invisible magnetic field. Only certain materials, such as iron, feel a magnetic force. Permanent magnets can come in lots of different shapes and ...

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 ...

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 ...

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 ...

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 ...