Profile: Phasetek, Inc. is a manufacturer of custom phasing and branching equipment, antenna tuning units, multiplexers, as well as associated RF components. We provide our products under the brand name, 'CSP Technologies™'. All our antenna directional phasing equipment and branching systems are custom engineered and designed. Vacuum capacitors are used where high current dictates, or as an option, they may be used throughout the system in place of the cast mica capacitors. Our tubing clamps are brass milled, silver plated, with tensioning screw for adjustment. Inductor tap assemblies are fabricated of silver or tin plated copper strap.