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Adapter Tau-PCI/32-Lite


Internal short range E1-modem/mux Tau-PCI/32-Lite Features:
  • E1-interface with high-sensitivity receiver (up to 2.5 km);
  • Up to 32 independent logical data-transfer channels, up to 2048 kb/sec;
  • HDLC support, "transparent" mode, controlled inversion of bit order;
  • Low-level interaction with E1-interface;
  • Built-in scrambler, speed slow-down engine;
  • ITU G.703, G.704, G.706 and G.823 compliant;
  • Low-profile PCI, 3.3V tolerant;
  • PCI 2.1 33MHz, bus-master;
  • Ready for IP-PBX Asterisk with Linux 2.4, 2.6 and FreeBSD 5.4-6.2;
  • Declaration of compliance D-MDPD-7910


Adapter Tau-PCI/32-Lite have the E1 port and 32 built-in HDLC-controllers. The basic applicability of adapter Tau-PCI/32-Lite - construction of networks of data transmission on the basis of E1 channels, and also for creation of the specialized equipment of processing of E1 streams (a telephony, signaling).

Currently available models are listed in Prices. Please, contact technical support if you are unsure which model to choose.


PC Bus Interface
Bus Type PCI 2.1, 33 MHz/32 bit, 5V or 3.3V interface
Board Size 150 x 56 mm, Low-Profile
Power not great than 2 watts
Data Transfer
Logical Channels up to 32 independent full-duplex logical channels from E1-timelots, summary up to до 2048 Kbit/sec
Synchronous Protocols Layer 2 HDLC, "transparent" mode, V.110, X.30, ECMA 102, CCIT I4.53 RA2, GSM 08.60 TRAU *
E1 Interface
Data Transfer Rate up to 1984 kbps (Nx64 kbps), software selectable
Line Code AMI or HDB3, software selectable
Line Impedance 120 Ohm (Twisted Pair)
Receive Signal Attenuation Range from 0 to -12 dB or to -43 dB, software selectable (up to 2.5 km of 22 AWG twisted-pair cable)
Frame's and Multiframe's structure G.704, CAS, CRC4
Jitter Attenuator 128 bits depth, in the receive path
Frequency Offsets Adjustment Controlled Frame Slip
Operating Systems and Protocols
Linux 2.4.x, 2.6.x PPP, Cisco/HDLC, Frame Relay
FreeBSD 4.x, 5.x, 6.x
(FreeBSD 7.x is not supported)
PPP, Cisco/HDLC, Frame Relay, NetGraph

* For using all opportunities of adapter Tau-PCI/32 it is necessary to use DDK (see section 'Documentation').


Некоторые документы хранятся в формате Adobe® Acrobat® Reader®

PDF  User's Manual (Russian)
PDF  User's Manual (English)
PDF  DDK Documentation (Driver Development Kit)
PDF Справочник по интерфейсным кабелям Cronyx.

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