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Comtech EF Data SLM-5650A Satellite Modem

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  • MIL-STD-188-165A compliant
  • DoubleTalk Carrier-in-Carrier
  • 64 kbps to 155 Mbps
  • IESS-308, -309, -310, -315


SKU: SATRES-48916

SLM-5650A Specifications
Operating Frequency Range 52 to 88 MHz, 104 to 176 MHz, 950 to 2000 MHz in 100 Hz steps
Modulation Types BPSK, QPSK, OQPSK, 8-PSK, 16-QAM
Digital Data Rate

    EIA-530

    EIA-613

    Gigabit Ethernet


64 kbps to 20 Mbps, 1 bps steps

64 kbps to 51.84 Mbps, 1 bps steps

64 kbps to 155 Mbps
Symbol Rate 32 ksps to 64 Msps
External Reference Input TNC connector, 1, 5, or 10 MHz, selectable
INT REF Stability 1 x 10-7
Scrambling V.35, OM-73 and synchronous
IDR/IBS Framing Compatibility Support for IDR and IBS framing. Allows basic IDR/IBS open network compatible operation
Built-in Test (BIT) Fault and status reporting, BER performance monitoring, IF loopback, programmable test modes, built in Fireberd emulation allows comprehensive BER measurements
Summary Faults Reported via front panel LEDs, 15-pin D sub, FORM C relay contacts for TX, RX, common equipment faults, and TX and RX alarms
Unit Management EIA-485, EIA-232, 10/100Base-T Ethernet with HTTP, Telnet and SNMP
Modulation
Output Power +10 to –40 dBm, adjustable in 0.1 dB steps
Output Return Loss 14 dB (70/140 MHz)

9 dB (L-Band)
Output Impedance 50 Ω
Spurious From Carrier + symbol rate to 500 MHz -51 dBc
Harmonics From carrier (CW) to 4000 MHz -60 dBc
TX Clock Source INT, TX terrestrial, and data source sync, RX satellite
Output Connectors TNC for 52 to 88 MHz, 104 to 176 MHz Type “N” for 950 to 2000 MHz
Demodulation
Desired Carrier +10 to –55 dBm carrier (SR > 3.2 Msps)

-55 - 10log(3.2/SR), (SR < 3.2 Msps)
Maximum Composite +20 dBm or +40 dBc
Input Impedance 50Ω
Input Connectors TNC for 52 to 88 MHz, 104 to 176 MHz

Type “N” for 950 to 2000 MHz
Carrier Acquisition Range ± 30 kHz, selectable
Input Return Loss 14 dB (70/140 MHz)

9 dB (L-Band)
Buffer Clock INT, TX terrestrial, RX satellite
Doppler Buffer 32 to 16,777,216 bits, selectable
Coding Options
Uncoded 1/1
Viterbi K=7,1/2, 3/4, and 7/8 rates
Viterbi & Reed-Solomon Closed network, per IESS-308 and IESS-309
Trellis Per IESS-310
Trellis and Reed-Solomon Per IESS-310
Sequential (Option) 1/2, 3/4, and 7/8 rates
Turbo (Option) TPC per IESS-315
Environmental and Physical
Prime Power 90 to 264 VAC, 47 to 63 Hz, 24 VDC optional
Mounting 1 RU
Dimensions (height x width x depth) 1.71” x 19” x 19” (4.3 x 48 x 48 cm)
Weight ≤ 12 lbs (5.5 kg)
Temperature, Operating 0 to 50°C (32 to 122°F)
Temperature, Storage (Non-operational) -40 to +70°C (-40 to 158°F)
Humidity 0 to 95%, non-condensing

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