Definitions for "KSU"
Keywords:  intercom, cabinet, telephone, wink, key
Key Service Unit. A small metal cabinet that contains all of the electronics of a business key telephone system. The KSU fits between the lines coming in from the central office and the lines going to the individual phones. The KSU should be in a well-ventilated location because it gets very hot. It should be near a power outlet that is dedicated to it (other devices such as computers, TVs, vacuum cleaners, etc. could affect it)
(Key Service Unit) - The control switch of a business phone system that provides features such as call transfer, call routing, intercom, conferencing, and others.
Key Service Unit. A small cabinet which contains all the switching electronics of a business key telephone system.
Keywords:  ustrzyki, dolne, punk, polish, band
KSU is a Polish punk rock band founded in 1977 in Ustrzyki Dolne.