后面板

模擬呼叫發(fā)生器 EF104A

廠家: 日本安立
尺寸: 43x19x42cm
重量: 14kg

性能指標(biāo)pdf

通訊接口 RS-232,GP-IB

符合CCITT標(biāo)準(zhǔn). 主要功能: 對(duì)交換機(jī)進(jìn)行通路荷話務(wù)量測(cè)試。

系統(tǒng)結(jié)構(gòu)：1至8個(gè)測(cè)試單元通過(guò)系統(tǒng)總線與計(jì)算機(jī)相連，接受協(xié)調(diào)、統(tǒng)一的調(diào)度；測(cè)試單元通過(guò)用戶線接口與交換機(jī)相連。

系統(tǒng)容量：每測(cè)試單元含64線測(cè)試電路，8臺(tái)測(cè)試單元通過(guò)系統(tǒng)總線可復(fù)連成一個(gè)512線的測(cè)試系統(tǒng)。zui多16個(gè)測(cè)試系統(tǒng)可復(fù)連成一個(gè)8192線的擴(kuò)展系統(tǒng)。

單元復(fù)連：測(cè)試單元間通過(guò)DB25復(fù)連電纜復(fù)連。不同測(cè)試單元中的測(cè)試電路在調(diào)度與時(shí)序控制中由計(jì)算機(jī)統(tǒng)一控制以保證呼損精度定位。

呼叫能力：測(cè)試單元典型呼叫能力為25.000呼叫/小時(shí)（雙音頻撥號(hào)、通路測(cè)試、32對(duì)線）。實(shí)際測(cè)試呼叫量與被測(cè)交換機(jī)響應(yīng)速度有關(guān)。

The Anritsu EF104A is a Call Simulator, with HPIB and RS-232C interface. It is used for development, manufacturing and testing digital ephone switching systems. The EF104A is a more sophisticated version than the EF101A. It simulates 64 ephone sets and provides such sophisticated functions as GPIB control, call mixing （which generates various types of calls simultaneously）, and tone analysis. The EF104A can simulate a broad range of operations under a full range of light to excessive traffic loads.

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