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The camera tractor, with a flexible cable attached to the rear, is then lowered into the pipeline. The tractor is moved forward so that it is barely inside of the pipeline. A "down-hole roller" is set up between the camera tractor and the cable reel in the service truck, preventing cable damage from rubbing the top of the pipeline.
The multiple-camera setup, multiple-camera mode of production, multi-camera or simply multicam is a method of filmmaking, television production and video production. Several cameras—either film or professional video cameras —are employed on the set and simultaneously record or broadcast a scene.
Video cameras are mostly based on the protocol AV/C. It defines the flow of audio and video data, as well as the camera's control signals. The majority of video cameras only provides the output of audio and video data via the FireWire bus ("DVout"). Additionally, some video cameras are able to record audio and video data ("DVout/DVin").
A simple control system for a water well. Referring to the figure on the left, a submersible water pump is installed in a well. The pressure switch turns the water pump on when it senses a pressure that is less than P lo and turns it off when it senses a pressure greater than P hi. While the pump is on, the pressure tank fills up.
As you play FarmVille 2, one of the biggest obstacles you'll need to overcome is the game's fairly constant need for water, which is used to water plants and crops and craft food items like Lemon ...
Adult male iguanas can reach 5 feet in length, and weigh up to 20 pounds. Many iguanas in South Florida have adapted to going deep into burrows where they stay insulated from the cold.
Legendary actress Glenn Close gave the Golden Globes censors a well-rounded glimpse at her choice vocabulary during Sunday night's live show.. The 77-year-old star appeared on stage toward the end ...
Early smart camera (ca. 1985, in red) with an 8MHz Z80 compared to a modern device featuring Texas Instruments' C64 @1GHz. A smart camera is a machine vision system which, in addition to image capture circuitry, is capable of extracting application-specific information from the captured images, along with generating event descriptions or making decisions that are used in an intelligent and ...