The invention provides an actuator for actuating a pallet of a pipe organ under the command of a key of an organ. The present invention also is a system and an apparatus performing the calibration of the ink set and direct correlation of the color space coordinates. The feedback resistor supplies DC operation bias to the amplifier set. After stripping off the soft or hard mask, the p-type workfunction metal is deposited in the n- and p-FinFET regions. A drive current adjusting unit adjusts the drive current based on a speed of the head, and a distance of a position of the head from the intended position when the drive current is output to the actuator. Compounds and methods of the invention can also be used to modulate C reactive protein or enhance bile production in a patient.