The technology facilitated their cooperation in urban governance and thereby helped to solve conflict between competing national and local interests. HA0710-10 Fire Document Box Shallow, Red Hochiki Code: 0100-17750. This article demonstrates how the design of the fire alarm telegraph allowed Prussian authorities and urban liberals to propagate their concept of risk in the German city of Frankfurt. Seach fire suppression, smoke detection and fire alarm accessories from Hochiki. Virtually unknown to historians-yet central to urban risk management-fire-alarm technology emerged as a material contract between authoritarianism and liberalism in the nineteenth century. Unlike most histories of risk that do not analyze the design and use of risk technologies, this study unpacks how such technologies embody norms and structure governance. Lay the foundation for reliable alarming and evacuation, to effectively guide people to safety in case of an emergency. Dahua provides fire prevention products with advanced technologies and high-end quality design to help home and cities achieve comprehensive fire management, leveraging on the technological advantages in video analysis, cloud computing, big data, smart IoT, etc. In severe cases, cables may open circuit and prevent proper annunciator or keypad scan. The fire alarm telegraph, hailed by contemporaries as revolutionary technology in the nineteenth century, offers detailed insight into the technopolitics of risk, a yet uncharted territory. Chafing can occur between the back box and the membrane panel cable. Historian of technology Gabrielle Hecht once described technopolitics as the strategic pursuit of political goals through technology's design and use.
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