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A chase is an electrical application where strings of adjacent light bulbs cycle on and off frequently to give the illusion of lights moving along the string. With computerized lighting consoles, building chase sequences has become easier, while previously chases used mechanical means, such as a wheel with an electrified spindle which strikes electrical contacts for each circuit.
These faders can be programmed to control a single channel (a channel is a lighting designer's numerical name for a dimmer or group of dimmers) or a group of channels (known as a ""submaster""). The console may also have provision to operate in analog to a manual desk for programming scenes or live control.
Digital Addressable Lighting Interface (DALI) is a trademark for network-based products that control lighting.The underlying technology was established by a consortium of lighting equipment manufacturers as a successor for 1-10 V/ 0–10 V lighting control systems, and as an open standard alternative to several proprietary protocols.
A lighting control system is intelligent network-based lighting control that incorporates communication between various system inputs and outputs related to lighting control with the use of one or more central computing devices. Lighting control systems are widely used on both indoor and outdoor lighting of commercial, industrial, and ...
Dimmer light switch with RF-based remote control [1] A wireless light switch is a light switch that commands a light or home appliance to turn itself off or on, instead of interrupting the power line going to the light fixture. There are different ways to communicate between the switch and the fixture: [2]
At 4:00 am on 28 August 1996 lights in the sky described by Sgt Nico Stander of the Adriaan Vlok police station, Pretoria, were videotaped. According to the story, a chase ensued involving some 200 policemen and a Bo-105 police chopper but was given up at 10,000 feet (3,000 m) in the Cullinan area, when their fuel ran low.
This list shows past and current rail transport locomotive classes used in South Africa. It includes locomotives from all original operators: It includes locomotives from all original operators: Cape Government Railways (CGR)
Airline Image IATA ICAO Callsign Commenced operations Aeronexus Corporation ARN AERONEX 2001 Africa Charter Airline FSK AFRICAN SKY 2007 Allegiance Air