KOSS-13 Digital modem

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KOSS-13 Digital modem


Functional features:

  • Universal modem designed for reception / transmission of signals with modulation types RPSK2, RPSK-4, RPSK-4S, RPSK-8 in satellite communication systems.

Technical features:

  • types of modulation and demodulation of signals: RPSK2 RPSK4 (4S), RPSK8;
  • the tuning range of the information rate of 64 kbps to 12.0 Mbps (considering the limitation of signal bandwidth 20 MHz);
  • demodulation of signals at low relationship of the signal power to the noise power;
  • differential encoding/decoding of convolutional codes by Viterbi algorithm with the coding rate 1/2, 3/4, 7/8;
  • encoding/decoding ReedSolomon codes;
  • inserting/removing headers in accordance with the rules IESS 308 310;
  • range of smooth adjustment of the frequency 80 MHz;
  • control panel or via RS-232C from PC;
  • alphanumeric LCD display;
  • storing up to 10 settings when powered off;
  • automatic initialization the current setting after shutdown or power failure.

Conditions:

  • supply voltage (94 ... 255) V, (48 ... 62) Hz;
  • operating temperature range +5C ... +40C;
  • overall dimensions 300 x 105 x 315 mm;;
  • weighs less than 8 kg.
 
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