文档介绍：舟山上和国际智能化小区弱电计方案可视对讲系统 1 ... .目目目目 录录录录 第四章第四章第四章第四章 可视对讲系统可视对讲系统可视对讲系统可视对讲系统................................................... ................................................... .......... 2 系统概述................................................... ................................................... ........................ 2 需求分析................................................... ................................................... ........................ 2 设计原则................................................... ................................................... ........................ 3 设计思想................................................... ................................................... ........................ 4 系统选型................................................... ................................................... ........................ 5 技术具体要求................................................... ................................................... .......... 5 系统布线................................................... ................................................... .................. 7 产品选型................................................... ................................................... .................. 7 系统设计................................................... ................................................... ......................... 8 系统组成................................................... ................................................... .................. 8 系统功能................................................... ................................................... ................ 15 主要设备技术参数................................................... ................................................... ...... 19 、系统配置................................................... ................................................... .................... 22 舟山上和国际智能化小区弱电计方案可视对讲系统 2 第四章