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Quasar is an 8-channel E1 interface...
New product
Quasar is an 8-channel E1 interface card, developed for use in PC PCI/PCIe slots within the professional CPCI platforms. 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.
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Technical dataE1 attenuation 0..-40 db
Coding AMI or HDB3 E1 line clocking Master or slave E1 multiframe CRC4, CAS
Switching Embedded TDM switch 256x256 slots
Bus interface PCI 32 bits, 33 Mhz, PCI master capable
or
PCIe 1x Software support Configuration utility for Linux
Zaptel (dahdi) driver for Asterisk