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Quasar-8 - multichannel digital E1 card for Asterisk
| Features- 8 (4) E1 ports
- Hardware echo cancellation
- Embedded TDM switch
- DMA mode
- PCI, PCIe or PMC card form factor
- Linux driver (x86, x64)
- Linux configuration utility
- Works with any DAHDI-compatible PBX
Asterisk (FreePBX), FreeSwitch, Yate
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Quasar is an 8 (4) ports E1 interface card, developed for use in PCI/PCIe/PMC slots. The card provides simultaneous 256-voice channel processing and channel cross switching without CPU loading. The primary application is to attach the Asterisk software PBX to E1 channels.
Technical data
| Connector type | RJ45, 8 contacts | | Cable type | symmetrical twisted pair, 120 ohm | | Nominal pulse voltage | 3 V +- 10% | | Data transmission rate | 2048 kbit/s +- 50 ppm | | Coding | AMI or HDB3 | | Signal attenuation, no more than | -40 db for port 0, -6 db for port 1 | | Conformance to standards | ITU-T G.703, G.704, G.706, G.732, G.823 | | E1 multiframe | CRC4, CAS | | Dimensions | 130 x 120 x 20 mm | | Bus interface | PCI 32 bits, 33 Mhz, PCI master capable or PCIe 1x | | Software support | - Configuration utility for Linux
- DAHDI driver for Asterisk
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Order codes
| Quasar-8PMC | 8 E1 ports, PMC | | Quasar-4PMC | 4 E1 ports, PMC | | Quasar-8PCI | 8 E1 ports, PCI | | Quasar-4PCI | 4 E1 ports, PCI | | Quasar-8PCX | 8 E1 ports, PCI express | | Quasar-4PCX | 4 E1 ports, PCI express | | Quasar-8PCX-EC | 8 E1 ports, PCI express, echo canceller | | Quasar-4PCX-EC | 4 E1 ports, PCI express, echo canceller | | Quasar-8PCI-EC | 8 E1 ports, PCI, echo canceller | | Quasar-4PCI-EC | 4 E1 ports, PCI, echo canceller |
Applications
Office PBX with exterior E1 line 
Corporative VOIP gateway
E1 access server
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