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Machinery & Equipment

IT Cooling System

IT Cooling System is a whole set of equipment which can be used in the data center to exchange heat through four important units: Compressor, Condenser, Evaporator and Throttle. According to the type of cooling medium, it can be divided into water cooling unit and air cooling unit.

Types
Small And Medium-sized Systems · Large Systems
Applications
Financial Data Center · Internet Data Center · Universities Data Center

5 editions21 December 2025

View 5 research editions

Machinery & Equipment

Distributed Antenna Systems (DAS)

A Distributed Antenna System (DAS) involves the use of several antennas as opposed to one antenna to provide wireless coverage to the same area but with reduced total power and additional reliability. Often times a DAS uses RF directional couplers and/or wireless amplifiers to split and amplify the wireless signal from the source out to the distributed antennas. In many cases a DAS will use a combination of low loss coaxial cabling as well as fiber optic cabling supporting…

Types
Active DAS · Passive DAS · Hybrid DAS
Applications
Office Buildings · Shopping Malls · Airports and Transportation

5 editions21 December 2025

View 5 research editions
APO Research, Inc.