产品名称：BLACKBOXMT195A-T1型号：MT195A-T1品牌：BLACKBOX描述：SendRS-232datafourmilesat19.2kbpsorupto15milesover24AWGwireat1200bps!规格：Plug-and-play.Putoneunitoneachsideofthedrycopperpair,connectyourT1devices,andgo.Useonlytwopolarity-insensitivepinssoyoucanconnecteitherwiretoeitherpin.OperateinClearChannelmodetoeasilytransportvoiceanddatacircuits(F-bitincluded.)Checkstatusviathefront-panelLEDs.Rackmountpanelsarealso***ailable.Requiringzeroconfiguration,thisplug-and-playT1extendercommunicatesovervoice-gradetwisted-paircabling,enablingyoutogetmoredistancewithfewercopperpairs.ExtendyourT1circuitsbeyondtheirtypicalreachandgetmorefromyourcoppercabling.BLACKBOX?T1ExtendersforCopperextendT1sasfaras3.5miles(5.6km)andrequirejustasinglepairofwirestooperate.S***ebymakingthemostofyourcopper.Withtheseextenders,youcanincreaseconnecti***fromthedemarctoequipmentinyourbuilding,ands***emoneybylinkingremotePBXsoverexistingdrycopper.Ifyou'reaserviceprovider,youcanusetheextenderstoreachalargersubscriberbasewithlesscopperandatlongerdistances—withouttheneedforrepeaters!Plugandplaywithnousersettingsrequired.Plus,they'reeasytosetupanduse,deliveringTDMcircuitextensionwithnoconfiguration.Justtakethemoutofthebox,placethemonoppositesidesofthedrycopper,andpluginyourT1orE1line.Thecircuitisnowreadyforcommunicati***.Becausethetwoactivepinsontheextenders'RJ-45connectorarepolaritysensitive,youdon'tevenh***etoworryaboutwhichwireisconnectedtothelineinterface.Easytotroubleshoot.IntuitiveLEDsalertyoutoanypossiblelineorcircuitproblems.Forinstance,asolidgreenLinkLEDindicatesagoodend-to-endlink,andasolidgreenFrameLEDindicatesvalidframingonthelink.S***espaceandrackmountmultipleunits.Youcanalsostackandorganizeyourextendersandotherequipmentintheoptional19"UniversalRackmountPanel(ME330-2,ME330-10;soldseperately).Eachslotinthepaneloperatesindependently,andtherearsidehasslotsfordevicepowersupplies.Thisproductworkswith:UniversalRackmountPanelsforT1andE1ExtendersforCopper(ME330-2,etc.)T1Cable(ETNMSR01,etc.)CAT5Unshielded100-MHzSolidBulkCable(EYN717A,etc.)Questi***?ContactourFREETechSupport.)