酒店数字电视改造方案

酒店数字电视改造 方案 气瓶 现场处置方案 .pdf气瓶 现场处置方案 .doc见习基地管理方案.doc关于群访事件的化解方案建筑工地扬尘治理专项方案下载 should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 数字有线电视前端改造方案 前言 根据国家政策《广播影视科技“十五”计划和2010年远景 规划 污水管网监理规划下载职业规划大学生职业规划个人职业规划职业规划论文 》明确提出:2010年全面 实现数字广播电视，2015年停止模拟广播电视的播出。由于一台电视机必须配一个机顶盒， 酒店上百台电视机每年都要支付好几万元的收视费，而且机顶盒分散在客房，卡容易被偷， 不易于管理。本公司专门针对有上百台电视的酒店提供一套既省钱又实用的解决方案: should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 1、 适用于酒店、宾馆、桑拿、沐足、出租屋、工厂宿舍等，拥有50台以上电视机的企业。 2、 可连接广电机顶盒、卫星机顶盒、IP机顶盒、DVD(VCD)等，也可增加现场直播、自办频道。 3、 能保留当地有线模拟信号节目(5-8套)，每个房间可以同时收看不同频道的节目。 4、 产品集成度高，图象清晰，性能稳定，安装简单快捷，不用重新布线和改变原房间线路。 下面以100个房间为例:只需30多个机顶盒，改造后每个房间都能收看到30多个频道: 模拟电视(10年前) 机顶盒 前端改造(改回模拟) should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 频道数量 30多个频道 60套节目 30多个频道 机顶盒数 无 100个机顶盒 30多个机顶盒 收视费用 每年几千元 每年3万 每年1万 费用对比 便宜 贵，年年都要交 省2万，年年省 机顶盒位置 无 分散在房间 集中在机房 查房维护 查房简单 卡容易被偷、不便管理 卡不怕被偷，查房简单 收视习惯 操作简单，人人会用 操作复杂，客人不会用 操作简单,一个普通遥控器，人人会用 收费频道 不能 交一份钱,只能一个房间看 交一份钱，所有房间都能看 自办频道 不能 不能 能，自办频道，可插播酒店广告 字幕广告 不能 不能 能，节目下方滚动字幕,显示酒店名称 should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 1、省钱:100台电视需要100个机顶盒，改造后:只需30多个机顶盒,收视费每年省2万元。 2、防盗:机顶盒分散在客房，卡容易被偷，改造后:集中放置在机房，安全不易损坏。 3、共享:收费频道、卫星加密节目、自办频道只需一套，所有房间都能收看。 4、简单:机顶盒遥控器客人不会使用，改造后:一个普通电视遥控器，人人都会用。 should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 一( 设计 领导形象设计圆作业设计ao工艺污水处理厂设计附属工程施工组织设计清扫机器人结构设计 说明 本系统依据《电缆电视广播系统技术规范》、《民用电视广播系统技术规范》、《30MHZ,1000MHZ声音和电视信号电缆分配系统技术 标准 excel标准偏差excel标准偏差函数exl标准差函数国标检验抽样标准表免费下载红头文件格式标准下载 》并结合本单位具体情况进行规划设计,主要包括: 设备选材:选择品质优良、功能齐全、实用可靠、价格合理的系统设备，通过对系统及设备进行合理规划、配置，做到物尽其用，充份发挥系统的最佳使用效能。 实用性:本系统规划了足够数量的电视频道以提供选择。电视频道包括卫星电视以及自办节目等多套电视节目频道。 先进性:为了满足发展需要，本系统按双向传输方式设计。网络器材采用宽带产品。其中放大器、分支分配器和用户终端采用“双向”产品。 兼容性:本系统可作为独立的服务区使用，系统网络不需作改造，可直接并入有线电视网络。 可靠性:为了保证系统运行可靠，除了系统前端选择优质、可靠的产品设备外，对系统传输网络进行合理的规划十分重要。为了提高系统网络的可靠性，本系统传输系统按分区传送方式，这种方式可有效地避免因温度变化而导致系统带内高低端信号电平出现的不平衡，同时还可避免由于传输网络某部分出现故障而影响系统整体运作的情况。 此外，本系统在整体布局、方便维护和操作等方面均作了综合的考虑。 should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 二网络设计依据和标准: 本系统网络设计依据《有线广播电视网络总体规划》设计。系统标准按广电总局下发的标准执行。主要标准如下: A、《30MHZ-1GHZ声音和电视信号电缆分配系统》(GB6510-86) B、《有线广播系统技术规范及电缆标准》(GY/T106-1999) C、《有线电视系统工程技术规范》 D、《有线广播电视网电缆分配网设计规范》 E、《电缆分配网络 施工 文明施工目标施工进度表下载283施工进度表下载施工现场晴雨表下载施工日志模板免费下载 工艺要求》 F、《有线电视网络入网器材技术指标》 G、《有线电视系统物理发泡聚乙烯绝缘同轴电缆入网技术条件和测量方法》 H、《有线电视HFC系统技术规范》 should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 三( 系统规划 1、 节目源 本系统电视节目源包括、市有线电视网接入、自办节目两大类。 1.1有线电视接入 本系统通过接入市有线电视网提供的几十套国内电视节目。 2.1 自办节目 自办节目采用DVD播放或摄像机录制节目播放等方式。经混合后通过分配网络将信号送至各用户终端。 2、 系统带宽 我国CATV系统常用300MHZ、450MHZ和550MHZ系统带宽。本套系统我们考虑有线电视的接入使用860MHZ全频道捷变频调制。 3、 网络系统 本系统干线传输电缆采用强恒优质物理发泡低衰减电缆(SYWV-75-9)，该电缆在常温下100米传输特性如下: 频率 衰减 频率 衰减 5MHz -1.2db 550MHz -8.5db 50MHz -2.4db 800MHz -10.6db 200MHz -5.0db 1000MHz -11.9db 本系统传输信号的最高频率为550MHz 根据《电缆电视广播系统技术规范》，用户终端电平在60~80db为合格，本系统按70,5设计。 分配系统的计算，实际上是根据用户电平值和放大器输出电平值去合理选配分支、分配器。分支、分配器的衰减值按国家标准为每衰减4db为一个档次，因此，在配置分支、分配should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 器时，有多种衰减档次可供选择。 本系统分支、分配器的配置和各点电平的计算方法如下: 信号传输路径 放大器电平输出 分支器 分配器 由上图可知，用户终端电平保证在70,5db范围内，可满足设计要求系统工程设计 4、 系统总体规划 本系统为全频道系统，机房设在一号楼二层。由于目前大部分有线电视网络系统采用的是550MHZ邻频传输系统，在不久的将来还将进行扩容。本系统分配网络布线方法采用树枝走线法。 5、 采用技术 自办节目经调制图像和伴音的载波信号，经邻频处理输送射频信号。调制器最大输出电平可达115dB。系统传输采用最先进的550M邻频传输技术，对电视信号经过邻频技术处理，保正在每个收视点均能做到画面清晰、伴音宏亮，终端电平在70?5db之间。整个系统采用并联式结构进行电视信号分配，以避免某一终端出现故障而影响系统正常运行。 6、 系统工程设计 , 系统构成 本系统优选国际最先进的550M邻频系统，由垂直系统和子分配系统构成，终端分布各层(信息点数量见统计表)。系统前端留有充分的扩展容量，以便以后接入数字电视改造和进行自办节目的接入。 should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 用户点统计:见下表 电视统计表 序号 楼层 终端数 单位 备注 1 6层 个 2 7层 个 3 8层 个 4 9层 个 5 10层 个 6 11层 个 合计 , 系统技术指标 参数名称 图像等级 终端输出电平 载噪比 载波互调比 对应参数 4级 70+5db 43db 54db , 系统安装要求 , 为了保证系统整体接地，放置前端和放大器等设备机房应和建筑保持良好的接 地。 , 传输系统的电缆敷设要求按有线电视安装规范办理。 , 户端采用插头直接入户。 should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 四(主要设备器材选择 有线电视信号源 a) 调制器 用途 组成前端 b) 干线放大器 用途 产品用于两座楼之间-9干线传输。 产品特点 (1)外壳采用铝合金压铸成型，表面烤漆处理，美观牢固，防腐耐蚀。 (2)防水型设计，选用防雨转接头，可适应户外使用。 (3)采用进口PHILIPS、MOTOROLA功放模块，双均衡，均衡衰减可调，最大 均衡24dB,输出电平0,20dB范围可调。 )采用高频双面孔化印刷线路板和SMT表面贴装技术;平坦度更好，指标更(4 高。 (5)灵活方便的输出方式:上分支，下分配:OUT1输出为标称输出，OUT2、 OUT3输出比主路低14dB;上分配，下分支:OUT1、OUT2两路输出电平相同， 均比标称输出低4dB;OUT3比OUT1、OUT2低10dB。三路输出更适合实际需 要。 (6)电源部分采用220VAC 供电电源。 should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation , 技术参数: 项目 单位 GLA8303 GLA7303 GLA5303 频率范围 MHz 45,860 45,750 45,550 标称增益 dB 30 30 30 带内平坦度 dB ?1 ?0.75 ?0.5 标称输入电平 dBμV 72 标称输出电平 dBμV 95 96 98 最大输出电平 dBμV 120 增益调节范围 dB 0,20 斜率调节范围 dB 0,24 噪声系数 dB ?12 ?10 载波复合二次差拍比 dB 65 66 67 载波复合三次差拍比 dB 62 63 64 反射损耗 dB ?12 ?14 ?16 电源电压(50Hz) V A:,220?15,V B:,(30-60)V 抗雷击能力 KV 5(10/700μS) 功 耗 VA 8.5 尺 寸 mm 210(L)X131(W)X60(H) 用户放大器 用途 用于楼内信号放大。 , 产品特点 (1) 采用进口PHILIPS、MOTOROLA功放模块，均衡衰减均可调。 (2) 采用高频双面孔化印刷线路板和SMT表面贴装技术;平坦度更好，指标更高。 (3) 特殊电路设计，解决电缆传输中160MHz-240MHz的上凸(鼓包)现象。(根 (4) 据系统实际情况校正幅频特性，出厂衰减0dB，用户可制定衰减数) should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation , 技术参数: 项目 单位 GYA8302 GYA7302 GYA5302 频率范围 MHz 45,860 45,750 45,550 标称增益 dB 30 30 30 带内平坦度 dB ?1 ?0.75 ?0.5 标称输入电平 dBμV 72 标称输出电平 dBμV 95 96 98 最大输出电平 dBμV 120 增益调节范围 dB 0,20 斜率调节范围 dB 0,18 噪声系数 dB ?12 ?10 复合二次差CSO dB 63 64 65 复合三次差CTB dB 61 62 63 反射损耗 dB ?10 电源电压(50Hz) V A:,220?15,V B:,(30-60)V 抗雷击能力 KV 5(10/700μS) 功 耗 VA 5.5 尺 寸 mm 160(L)X110(W)X60(H) 分支、分配 用途 分配信号到用户 技术指标 产品各项技术指标均达到或超过相关国家标准，并可根据用户需要生产更高标准的指定产品，所有产品均达到或超过目录所列指标，品质追求“零缺陷”。 外观 一体化加厚锌合金砂纹全垂直型外壳，优质光锡镀层，提高防腐能力。 should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation 五、方案报价 根据不同经营情况和客户需求，除了为节省收视费，还可以插播酒店餐厅、歌舞厅、桑拿沐 足等内部服务广告信息， should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be attempted as the case of responsible for the accident and construction team injuries accident penalty provisions, mutatis mutandis. Eight, should perform in the construction standards and specifications, serial number a 1 GB3323-2005 steel fusion welded butt joints, welding engineering-Ray lighting and quality rating of 2 GB11345-89 steel welds manual methods of ultrasonic inspection and testing results for grade 3 GB50236-2002 industrial pipe welding engineering code for construction and acceptance of field equipment 4 HGJ222-92 technical specification for welding of aluminium and its alloys 5 low temperature steel welding procedure 6 SH3525-2004 petrochemical JB/ T4708-2000 of welding procedure qualification for steel pressure vessels 7 JB/4709-2000 8 JB4730-2005 pressure vessel welding procedures of steel pressure vessel NDT 9 JB/T4744-2000 steel pressure vessel products mechanical properties test of welded plate II, mechanical equipment installation