Annotation:Annotationen:Reflections on Cybernetics/Wf4pa99zd7

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Annotation of Annotationen:Reflections_on_Cybernetics
Annotation Comment
Last Modification Date 2019-09-20T17:43:08.093Z
Last Modification User User:Sarah Oberbichler
Annotation Metadata
^"permissions":^"read":ӶӺ,"update":ӶӺ,"delete":ӶӺ,"admin":ӶӺ°,"user":^"id":6,"name":"Sarah Oberbichler"°,"id":"Wf4pa99zd7","ranges":Ӷ^"start":"/divӶ3Ӻ/divӶ4Ӻ/divӶ1Ӻ/divӶ1Ӻ/divӶ2Ӻ","startOffset":14,"end":"/divӶ3Ӻ/divӶ4Ӻ/divӶ1Ӻ/divӶ1Ӻ/divӶ2Ӻ/pӶ1Ӻ","endOffset":0°Ӻ,"quote":"The good old thermostat, the favorite example in the early literature of cybernetics, is still a useful explanatory tool. In it a temperature is set as the goal-state the user desires for the room. The thermostat knows nothing of the room or of desirable temperatures. It is designed to eliminate any discrepancy between a set reference value and the feedback it receives from its sensory organ, namely the value indicated by its thermometer. If the sensed value is too low, it switches on the heater, if it is too high, it switches on the cooling system. Employing Gordon Pask’s clever distinction (Pask, 1969, p.23–24): from the user’s point of view, the thermostat has a purpose for, i.e. to maintain a desired temperature, whereas the purpose in the device is to eliminate a difference.","highlights":Ӷ^"jQuery321070535278193756282":^°°Ӻ,"text":"","order":"mw-content-text","category":"Beispiel3","data_creacio":1568994187711°