Aviation and Industrial SATCOM Modem

An advanced satellite modem offering the highest efficiency and reliability.

Features
• Double Talk Carrier-in-Carrier bandwidth compression
• Carrier-in-Carrier Automatic Power Control
• VersaFEC-2 High-Performance LDPC with Adaptive Coding and Modulation (ACM), Short Block and Long Block
• FEC with Adaptive Coding and Modulation (ACM)
• 5%, 10%, 15%, 20%, 25% and 35% Filter Rolloff

Specifications
- Data Rate: 18 kbps to 25 Mbps, in 1 bps steps (modulation, FEC & data interface dependent)
- Symbol Rate: 18 kbps to 12.5 Mbps
- L-Band Tuning Range: L-Band Tuning Range
- Operating Frequency: 50 – 180 MHz (standard) and 950 – 2250 MHz (option) 100 Hz resolution, independent TX and RX operation
- Output Spectral Mask: MIL-188-165A or IESS- 308/309/310

Modulator
- Frequency Stability: ± 0.06 ppm (± 6 x 10-8), 0° to 50°C (32° to 122°F) with internal reference
- IF Tuning Range: 70 ± 18 MHz and 140 ± 36 MHz in 1 Hz steps
- Output Power: 50-180 MHz: 0 to -25 dBm, 0.1 dB steps 950-2250 MHz: 0 to -40 dBm, 0.1 dB steps
- BUC Power Supply (HW Option): 24 VDC, 4.17 Amps max., 90 W @ 50° C 48 VDC, 3.125 Amps max., 150 W @ 50° C (180 W @ 30° C) Supplied through TX IF center conductor and selectable on/off via M&C control.

Demodulator
- Input Power Range, Desired Carrier: 50-180 MHz: -105 + 10 log (symbol rate) to
-70 + 10 log (symbol rate) dBm 950-2250 MHz: -130 + 10 log (symbol rate) to - 80 + 10 log (symbol rate) dBm.
- LNB Voltage: Selectable on/off, 13 VDC, 18 VDC per DiSEq 4.2 and 24 VDC at 500 mA maximum.
- Max Composite Operating Leve: 50-180 MHz:
94 – 10 log (symbol rate, desired carrier) dBc,
+10 dBm max., with the additional requirement
that within ± 10 MHz of the desired carrier the
composite power is ≤ +30 dBc
950-2250 MHz:
102 – 10 log (symbol rate, desired carrier) dBc,
+10 dBm max., with the additional requirement
that within ± 10 MHz of the desired carrier the
composite power is ≤ +30 dBc