We can ensure ballasts and live wells are emptied.

Detuning circuits (4) match output impedances of the fluorescent ballasts (3) and input impedances of the rectifiers (11-14).

The controllers (31) synchronize the switching frequencies of the switch circuits (21-27) and switching frequencies of the active electronic ballasts.

It was used as ballast to stabilize empty ships transporting goods and resources such as fur during the 18th and 19th centuries.

The ecologist explains: “These types of crabs have been imported by accident, most likely as larvae floating in the ballast waters of cargo boats.

Ledvance, formely known as SYLVANIA is a leading manufacturer of lamps and ballasts, which are sold to industrial and commercial customers.

The spilt acid spread not only across the deck, but also into the ballast tank and threatened to reach the bottom of the ship.

With these resolutions will come a lightness of being, a whoosh of freedom, a release of some of the ballast of duality that we've carried around with us for a very long time.

Ledvance, formely known as SYLVANIA is a leading manufacturer of lamps and ballasts, which are sold to industrial and commercial customers.

Over the years, they have manufactured a diverse range of products including electronic components, hi-fi components, solid state ballasts and photoelectric controls.