I2020IS Satellite Modem
I2020IS Satellite Modem
55.751244 37.618423
  • Symbol rate (ksym/s): 128-25000, by 1 sym/s step
  • Modulation types: QPSK, 8PSK, 16APSK, 32APSK
  • Tandem stream (Carrier cancelation technology)
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I2020IS Satellite Modem

I2020IS Satellite Modem
  • Symbol rate (ksym/s): 128-25000, by 1 sym/s step
  • Modulation types: QPSK, 8PSK, 16APSK, 32APSK
  • Tandem stream (Carrier cancelation technology)
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DESCRIPTION
Detailed information
Technical parameters
Topology Point-to-Point
SCPC Channel DVB-S2, short/normal frame, CCM
Symbol rate, ksym/sec 128 - 25000, by 1 sym/sec steps
Relative symbol frequency offset 10^-5
Relative instability of the reference frequency 10^-8
Carrier lock range, kHz ± 0,2 x Symbol rate, not less than 20
Output signal level, dBm -89,75…….0, by 0,25 steps
Input signal range, dBm -80……..-10
Information data tate, Mbit/sec Up to 111
Modulation types QPSK, 8PSK, 16APSK, 32APSK
Roll-off 0,25; 0,2; 0,15; 0,1; 0,05
Network level protocols IPv4, static routing
Channel level protocols GSE (ETSI TS 102 606-1), L2 bridging
Interfaces 2 х 10/100Base-T, 1 x 1000Base-X
Management protocols SSH, HTTPS
IF Rx 950 – 2150 MHz by step 100Hz; LNB DС 13/18/24В, 0,5A; 10MHz, 0dBm; N-type
IF Tx 950 – 2150 MHz by step 100Hz; BUC DС 24В, 3,5A; 10MHz, 0dBm; N-type
Power supply, V (AC) ~220 ± 10%
Power consumption, W 30 (without BUC/LNB powering)
Sizes (depth x width x height), mm 445 х 480(19”) х 45 (1U)
Operation temperature range, °C 0….50
Weight, kg 5
Tandem stream parameters

Tandem stream is a carrier cancelation technology which allows transmit and receive carriers of a duplex link to share the same transponder space.

Topology Point-to-Point
Symbol rate, ksym/sec 260…….9000
Signal degradation for “C-in-C”, dB QPSK - 0,2; 8PSK - 0,3; 16APSK - 0,5; 32APSK - 0,6.
Carriers power relation, dB ±5
Carriers symbol rate relation, dB up to 1:3 (Tx:Rx or Rx:Tx)
Carrier lock range 0.01 x symbol rate, Hz
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