The VibXpert II balancer is a portable device for field-balancing rotating machinery in one or two planes. Unbalance is one of the most common causes of increased levels of vibration in plant equipment. The VibXpert II has an easy-to-use graphical inferface that helps users through the balancing procedure. It features a variety of balancing methods, and it has built-in tolerances to alert the user when the equipment is within specification. The unit also has other vibration analysis capabilities to support the diagnosis of unbalance and other equipment defects. — Ludeca Inc., Doral, Fla.