The Echo Array is a very high density voice packetizer for building large scale PRI/E1 based TDM voice recording systems.
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It includes embedded DSP arrays for D-channel decoding, voice processing and IP packet streaming.
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- 3U and 7U height 19" rackmount models with respectively 40 and 80 PRI / E1 interfaces (1200 and 2400 TDM channels)
- Non intrusive and undetectable high impedance passive monitoring
- Dialled number and Caller ID signalling support
- Digital Signal Processor Arrays for voice streaming and D-channel protocol processing
- Supports Windows XP SP3, Vista, 7, 8, 10, Server 2003, 2008 and 2012
- Remote TCP/IP accessibility for system configuration and FLASH memory upgrading
- Fully stand-alone embedded operation
- Redundant power supplies and full hot-swap facility for the plug-in modules
- 64kbit/s A-law and high quality compressed 36kbit/s speech encoding
- Supports writing of directly playable WAV files to disk
- Highly secure encrypted IP streaming
- Custom IP output formats possible for supporting existing IP Recording systems
- CE, FCC and RoHS compliance
Technical specifications
| Mechanical Characteristics | 3U or 7U height 19" rack |
| Operating temperature | 0 oC to +60 oC |
| Humidity | 5% to 80% non-condensing |
| Maximum power requirements | +5Vdc (400 mA), +12Vdc (50 mA), -12Vdc (50 mA) |
| Operating Systems supported | All 32-bit and 64-bit Windows editions |
| Maximum density | Virtually unlimited, 2000+ ports total |
PRI specifications
| Rate | E1 (2.048Mb/s), T1 (1.544Mb/s) |
| AC Impedance | 1100Ω |
| Maximum tap length | 100m (Terminated), 10m (Unterminated) |
| Protocol support | All major ISDN variants: Q.SIG, DASS-2, DPNSS |