Newtec EL170 - Appendix C - Technical Specifications

Appendix C – Technical
Specifications
User Manual for EL170/970/470 IP Satellite Modulator/
Demodulator/Modem
version 4.2
182
SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS
• VCM support (optional);
• Embedded point-to-point FlexACM controller (optional).
Baud rate Range
• DVB-S2;
- QPSK/8PSK 0,05 – 45 Mbaud
- 16APSK/32APSK 0,05 – 33 Mbaud
(for higher baud rates see EL178)
• DVB-S/DSNG;
- QPSK/8PSK/16QAM 0.05-45 Mbaud
Frame Length
• DVB-S/DSNG 188 bytes;
• DVB-S2 Short Frames 16200 bits;
• DVB-S2 Normal Frames 64800.
Roll-of factor
• 20 % - 25 % - 35 %.
Output interfaces
L-band output (default):
• Connector SMA (F), 50 ohms;
• Return loss > 14 dB;
• Level -35/+5 dBm (+/- 2dB);
• Frequency 950 - 1750 MHz (50 Hz steps).
Extended L-band output (optional)
• Connector SMA (F), 50 ohms;
• Return loss > 14 dB;
• Level -35/+5 dBm (+/- 2dB);
• Frequency 950 - 2150 MHz (50 Hz steps).
IF-band (optional):
• Connector:
- BNC (F) - 75 ohms (intermateable with 50 ohms);
• Return loss:
- 50 ohms : > 14 dB;
- 75 ohms : > 20 dB.