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<p>The Echo PCI Voice Recording boards are designed for medium to large organisation. Each card only occupies a single standard 5V PCI slot and combines a compact form factor with very low power consumption.</p><p><img class="editor-inline-macro" src="/plugins/servlet/confluence/placeholder/macro?definition=e3NjcmVlbnNob3RtYWNybzpCb3JkZXI9ZmFsc2V8U2hhZG93PWZhbHNlfFVSTD0vZG93bmxvYWQvYXR0YWNobWVudHMvMTc0MDAzNzgvcGNpX2NhcmQucG5nfQ&locale=en_GB&version=2" data-macro-name="screenshotmacro" data-macro-parameters="Border=false|Shadow=false|URL=/download/attachments/17400378/pci_card.png"></p><p>On-board DSPs and large streaming buffers impose very little demand on system and application resources.</p><p>D-channel signalling supports Call Setup, Connect, Clear, DDI number and CLI number decoding. It also supports all major ISDN variants, Q.SIG, DASS-2, DPNSS and various PBX Digital handset D-channel protocols. This means that simultaneous recording on all channels of both upstream and downstream sides of a conversation is possible.</p><p>The speech encoding/compression used is 64kbit/s A-law (G.711), 36kbit/s proprietary encoding. The estimated MTBF is 600,000 hours.</p><h4>Features & benefits</h4><ul><li>High density half length PCI card</li><li>Fits in every standard 5V PCI slot</li><li>Non intrusive and undetectable high impedance passive monitoring</li><li>Dialled number and Caller ID signalling support</li><li>Digital Signal Processors for voice streaming and on-board D-channel protocol processing</li><li>Models for PRI-ISDN, T1-ISDN, BRI-ISDN, Digital handsets and Analog handset / trunk lines</li><li>1, 2, 4, 8 and 16 channel Analog, Digital handset and 4-wire S<sub>0</sub> bus models</li><li>Fractional, 30 channel and 60 channel PRI-ISDN / E1 models</li><li>23 channel and 46 channel T1-ISDN models</li><li>Protocol support for all major ISDN variants, Q.SIG, DASS-2 and DPNSS</li><li>Analog models support DTMF, FSK Caller ID, AGC and speech detection</li><li>Digital models support all major PBX with highly accurate DigitalVox start/stop triggering and D-channel support for various PBXs</li><li>Accurate start/stop triggering for non-protocol E1/T1 PCM applications</li><li>Supports Windows XP SP3, Vista, 7, 8, 10, Server 2003, 2008 and 2012</li><li>64kbit/s A-law and high quality compressed 36kbit/s speech encoding</li><li>Supports writing of directly-playable WAV files to disk</li><li>CE, FCC and RoHS compliance</li></ul><h4>Technical specifications</h4><table class="confluenceTable"><thead><tr><td class="confluenceTd">Mechanical characteristics</td><td class="confluenceTd">Half length PCI card</td></tr></thead><tbody><tr><td class="confluenceTd">Operating temperature</td><td class="confluenceTd">0 <sup>o</sup>C to +60 <sup>o</sup>C</td></tr><tr><td class="confluenceTd">Humidity</td><td class="confluenceTd">5% to 80% non-condensing</td></tr><tr><td class="confluenceTd">Maximum power requirements</td><td class="confluenceTd">+5Vdc (400 mA), +12Vdc (50 mA), -12Vdc (50 mA)</td></tr><tr><td class="confluenceTd">Operating Systems supported</td><td class="confluenceTd">All 32-bit and 64-bit Windows editions</td></tr><tr><td class="confluenceTd">Maximum density</td><td class="confluenceTd">Up to 12 cards or 720 ports per chassis</td></tr></tbody></table><h4>PRI specifications</h4><table class="confluenceTable"><tbody><tr><td class="confluenceTd">Rate</td><td class="confluenceTd">E1 (2.048Mb/s), T1 (1.544Mb/s)</td></tr><tr><td class="confluenceTd">AC Impedance</td><td class="confluenceTd">1100Ω</td></tr><tr><td class="confluenceTd">Maximum tap length</td><td class="confluenceTd">100m (Terminated), 10m (Unterminated)</td></tr><tr><td class="confluenceTd">Protocol support</td><td class="confluenceTd">All major ISDN variants: Q.SIG, DASS-2, DPNSS</td></tr></tbody></table><h4>BRI specifications</h4><table class="confluenceTable"><tbody><tr><td class="confluenceTd">Type</td><td class="confluenceTd">4-wire S<sub>0</sub> bus</td></tr><tr><td class="confluenceTd">AC Impedance</td><td class="confluenceTd">Line matched</td></tr><tr><td class="confluenceTd">Maximum tap length</td><td class="confluenceTd">500m</td></tr><tr><td class="confluenceTd">Protocol support</td><td class="confluenceTd">Euro-ISDN</td></tr></tbody></table><h4>Digital Extension Interface specification</h4><table class="confluenceTable"><tbody><tr><td class="confluenceTd">Type</td><td class="confluenceTd">4-wire S<sub>0</sub> bus</td></tr><tr><td class="confluenceTd">AC Impedance</td><td class="confluenceTd">Line matched</td></tr><tr><td class="confluenceTd">Maximum tap length</td><td class="confluenceTd">500m</td></tr><tr><td class="confluenceTd">Protocol support</td><td class="confluenceTd">Euro-ISDN</td></tr></tbody></table>
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