DIGITAL COMPRESSOR OF 4 PHONE CHANNELS

The compressor is intended for matching of digital channel of communication  with various  communication lines.

Consists from:

  • digital linear modem;
  • matching unit (MU).

The equipment provides:

  • multiplexing of 4 digital flows with 22 kbit/s speed in one general flow under the standard RS 232;
  • joining each channel;

a) by two-wire line;

b) by four-wire line;

c) by telephone two-wire line;

d) by port RS 232.

DIGITAL COMPRESSOR OF 4 PHONE CHANNELS