本公司经营会议系统/电话讨论会议系统,质量保证,欢迎咨询洽谈。 VR380系列电话讨论型会议系统VR380M 主机单元VR380C 主席单元VR380D 代表单元 主要功能和特点:VR380电话会议系统是通过对声音的集合处理放大和合理分配的专业会议麦克风。可实现远程会议的电话耦合器和均衡器高度集成于主机内部,节省了外加设备的空间和费用。内置单指向性高保真电容音头,使声音还原好,清晰度高,噪音小,具有高效的啸叫抑制功能。主席单元设有优先权功能键,可随时关闭正在工作中的代表单元,便于控制整个会场秩序。在主机单元处设有话筒同时工作数量限制功能开关,可选择“3”和“6”个单元,此功能也可以用于“抢答”游戏场合。每台系统主机可连接60个话筒单元,分两路手拉手联接;加扩展单元可容纳高达180个话筒单元,适用于任何中小型会议和大型的国际会议。VR-380M及VR-360M两个系统设计了友好的兼容性,两个系统主机可随时升级为另一个主机。充分显视了艺冠为用户着想的设计理念。技术参数:VR380M(主机):内置电话偶合器输入和输出端口,可用来诏开远程电话会议
设有两段均衡、电话输入和总音量输出调节器
每一个系统主机可以连接60个话筒单元,分两路串联输出
设有同时工作话筒数量限制开关,可选择“3”或“6”
配有音频平行输出和6.3插孔输出接口
会议过程录音输出功能接口
额定电压:AC220V±10% 50Hz
频率响应:20Hz-20KHz
输出阻抗:REC:200Ω
LINE:200Ω
BALANCE:300Ω
NOBALANCE:400Ω
讯噪比:78dB(1KHz THD1%)
尺寸:485X220X44mm(19”国际标准机架)
净重:3.2KGVR380C/VR380D(主席/代表):话筒ON/OFF采用超长寿命、无噪音轻触开关
话筒开启时,音头红色工作指示灯发亮
主席单元带有优先发言开关,可随时关闭所有列席的代表单元
类型:电容式
指向性:单一指向性
频率响应:50Hz-17000Hz
灵敏度:-45±3dB @ 1KHz
输入电压:18V(主机单元供电)
小输出阻抗:1KΩ
信噪比:68dB(A)
输出插座:8P端子座
数据传输线:2.1M 8P屏蔽线
附件:防风海棉 十字分线器 3M加长线VR380 SeriesTelephone & Simple Conference SystemVR380M Central ControllerVR380C Chairman UnitVR380D Delegate Unit FEATURE:VR380 conference system is ideal for a variety of telephone & simlpe discussion conference applications, such as boardrooms, conference halls, houses of worship, universities and all type of public institutions. It has strong ability to provide multi-functional features, high security, ease of operation and good sound quality. Available for long distance telephone meeting with optional telephone coupler. TECHNICAL DATA:VR380M (Central Controller):Built-in telephone coincidence device input and output ports, can is it hold long-range teleconference consist of tone regulate , telephone input with total volume outputting regulator every systematic host computer can connect 60 microphone units to used for, divide No. two and connect in parallel and output microphone restriction in quantity switch of jobs at the same time , can choose " 3 ", or " 6 " furnished with audio frequency parallel to output and 6.3 jack output interface meeting course recording output the function interface
Specified voltage: AC220V± 10% 50Hz
Frequency responded d: 20Hz-20KHz
Export impedance: REC: 200Ω
LINE: 200Ω
BALANCE: 300Ω NOBALANCE: 400Ω
News make an uproar than: 78dB( 1KHz THD1%)
International standard framework of 19 "
The largest size: 485X220X50mm
Net weight: 3.2KG VR380C/VR380D (Chairman Unit/ Delegate Unit):Microphone ON/OFF adopts long life \ no noise of the switch
All-metal die casting base novel in design
315 each all to bend the stainless steel hose
Built-in high-fidelity capacity sound head, make voice reduce \ definition high with low noises \ well
The high-efficient whistle calls and suppresses the function, superstrong pickup result
When the microphone is opened, the red job indicator lamp of very beginning of the sound is shiny
President unit have priority right to speak switch, can close all representative unit that attend at any time
Type: Electric capacity type
Pointing to: Single pointing to
Frequency responded: 60Hz-16000Hz
Sensitivity: -45± 3dB @ 1KHz
Input voltage: 18V ( power supply of the host computer unit)
minimum output impedance : 1KΩ
SNR : 68dB(A)
output socket: Sub seat in 8P end
Input wire: 2.1m 8P shielding wire
Enclosure : Windproof sponge