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The Digital Reader 1000 (DR1000) was an e-Book reading device produced by iRex in the Netherlands. Production ceased in 2010, when iRex filed for bankruptcy . [ 1 ] The DR1000 was produced with a 10.2-inch (25.9 cm) e-ink display.
A digital thermostat Honeywell's "The Round" model T87 thermostat, one of which is in the collection of the Smithsonian. A touch screen thermostat An electronic thermostat in a retail store A thermostat is a regulating device component which senses the temperature of a physical system and performs actions so that the system's temperature is ...
The earliest digital reference services were launched in the mid-1980s, primarily by academic and medical libraries, and provided by e-mail.These early-adopter libraries launched digital reference services for two main reasons: to extend the hours that questions could be submitted to the reference desk, and to explore the potential of campus-wide networks, which at that time was a new technology.
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Clean air delivery rate (CADR) is the amount of clean air an air cleaner provides to a room or space. When determining CADR, the amount of airflow in a space is taken into account. For example, an air cleaner with a flow rate of 30 cubic metres (1,000 cu ft) per minute and an efficiency of 50% has a CADR of 15 cubic metres (500 cu ft) per minute.
Electrolux Model XXX — one of the most significant vacuum cleaners manufactured by Aerus. Model XXX already has a paragraph in Aerus' article. Electrolux Model LX — another Aerus vacuum cleaner, known for its major technological developments. Electronic Cigarette Inventor Stephane Vlachos - who is this inventor - we need pictures, documents
Nikola Tesla publicly demonstrated the first wireless remote control of a model ship. 1899: The dog "Nipper" is used in " His Master's Voice ", the trademark for gramophones and records. 1901: The Spanish engineer Leonardo Torres Quevedo began the development of a radio control system, which he called Telekino , to test dirigible balloons of ...
Steam engines promoted automation through the need to control engine speed and power.. The introduction of prime movers, or self-driven machines advanced grain mills, furnaces, boilers, and the steam engine created a new requirement for automatic control systems including temperature regulators (invented in 1624; see Cornelius Drebbel), pressure regulators (1681), float regulators (1700) and ...
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