70/140 MHZ

Comtech EF Data Satellite Modem    Series CDM570  Data rate: 2.4-512 kbps, BPSK, QPSK, OQPSK, 0.06 PPM L Band with Type N connectors, Viterbi FEC, Rates 1/2, 3/4, 7/8.  Interfaces: 25 pin EIA-530, V.35, X.21, RS-232, and G.703 E1/T1.  Other options available.   

Comtech EF Data Satellite Modem 70/140MHz    Model SDM-300L. Rate variable frame 2.4 Kbps to 4,375 kbps. Fully accessible System Topology (FAST). Closed Network Capability. Tx 70/140MHz. Rx L-Band.  Other options available.

Comtech EFData Satellite Modem IF 70/140MHz    Model SDM-300A. Compatible with SDM-100 and 300. Basic Model: IF range 50 to 180 MHz. Variable Rate Data standard 2.4 - 512 kbps, Viterbi or Sequential FEC, -5dbm Power out, Code Rates: 1/2, 3/4, 7/8, 75 Ohm IF, EIA - 422, EIA - 232, e interface V.35 . Various options available.

Comtech EFData Open Network Satellite Modem  Series CDM-600  The CDM-600 is an open network satellite modems, which is fully compliant with IESS-308, -309,-310, -314, and –315 from 64 kbps through T2 and E2.

Comtech EFData Satellite Modulator   Model SDM2020M. 90-264 VAC or -48 VDC Input Power, 90-264 VAC or -48, 1.5-100 Mbps data rate, DVB compliant, QPSK Modulation at 1/2, 2/3, 3/4, 5/6, 7/8, FEC rate with decoding, Reed-Solomon, Viterbi FEC, 50 o 75 ohm, 70/140 MHz IF, -20.0 to +5.0 dBm Output power. Various options available

Comtech EFData Broadcast Satellite Modem  Series CDM 710  High speed modem with optional symbol data rate, modulation tipe, data interface, L Band modulator, 50 Ohm, DVS-S (QPSK). Other options available.

Datum Systems  Satellite ModemTx/Rx   Model PSM-505. 70 MHz   The basic model comes with rate of 5 MBps, BPSK, and QPSK/QQPSK.  Equipped with standard Viterbi & Reed-Solomon FEC and IBS Multiplexer. Other options available. 

Datum Systems 70 MHz Satellite Modem.  Model PSM-505S With BPSK and QPSK/OQPSK modulation to maximum 5 Mbps data rate. Equipped with standard Viterbi & Reed-Solomon FEC and IBS Multiplexer. Default interface RS-449 via DB37 on rear panel.  Other options available.  

Datum Systems IF 140 MHz Satellite Modem.  ModeloPSM-505N.   BPSK and QPSK/OQPSK modulation to maximum 5 Mbps data rate. Equipped with standard Viterbi & Reed-Solomon FEC and IBS Multiplexer. Default interface RS-449 via DB37 on rear panel.  Other options available.