PI (Physik Instrumente) L.P., known industry-wide for nanometer precision motion components, systems, and solutions, announces the newest digital servo controller with 3-channels, offering greater flexibility for miniaturized precision positioning and handling tasks. Applications include precision alignment and automation, semiconductor technology, photonics, bio-nano-technology, metrology, microscopy, micro-manipulation. The new E-873.3QTU three-axis controller compliments the size of the ultra-compact positioners it controls, has integrated power amplifiers and interpolator, and is macro programmable for stand-alone functionality of each channel.