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Another reason is the increased portability of a wireless system. With battery-powered radio frequency wireless intercom units, a person can carry a station as they walk around. One of the challenges of a wireless system is the possibility of interference. Radio frequency wireless systems may get interference from other wireless devices.
Clear-Com's Simon Browne takes us on a tour of the evolution of the intercom system. From analog to digital to the cloud, how have production crew communications evolved? Clear-Com's Simon Browne ...
1980s MirTone intercom system. An intercom, also called an intercommunication device, intercommunicator, or interphone, is a stand-alone voice communications system for use within a building, small collection of buildings or portably within a small coverage area, which functions independently of the public telephone network. [1]
A video door-phone (also known as a video door entry or video intercom) is a stand-alone intercom system used to manage calls made at the entrance to a building (residential complex, detached family home, workplace, etc.) with access controlled by audiovisual communication between the inside and outside. The main feature of video door entry is ...
The product line of Clear-Com has expanded beyond party-line wired units to include multi-channel intercoms and wireless technology. Clear-Com patented a multi-channel wired digital intercom system in 2009, used in the HelixNet product line. The company's FreeSpeak wireless intercom was nominated in 2020 for a TEC Award. [7]
Onboard passenger information system (PIS) is an integrated system for supplying passengers of public transport with information on their current journey through audiovisual information. The systems are installed on-board of public transport vehicles and provide ambient information to passengers both inside and outside of the vehicles.
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