DIGITAL COMPRESSOR OF 4 PHONE CHANNELS

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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.