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2. Fan coil unit - Wikipedia

   en.wikipedia.org/wiki/Fan_coil_unit

   These motors are sometimes called DC motors, sometimes EC motors and occasionally DC/EC motors. DC stands for direct current and EC stands for electronically commutated.. DC motors allow the speed of the fans within a fan coil unit to be controlled by means of a 0-10 Volt input control signal to the motor/s, the transformers and speed switches associated with AC fan coils are not required.

3. Honeywell - Wikipedia

   en.wikipedia.org/wiki/Honeywell

   A 1990 Honeywell-Bull Entry Level Mainframe DPS 7 mainframe. In April 1955, Minneapolis-Honeywell started a joint venture with Raytheon called Datamatic to enter the computer market and compete with IBM. [12]: 118 In 1957, their first computer, the DATAmatic 1000, was sold and installed. In 1960, just five years after embarking on this venture ...