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Ericsson SM6620 Satellite Modulator with PREKOR™

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  • Operation to ETSI standard EN 300 421
  • User selectable spectrum roll-off factor
  • 2 x DVB ASI inputs
  • Easy software upgrades


SKU:

Inputs
Transport Stream Inputs
2 x DVB ASI Copper
Rear panel connector BNC (F), 75 Ohm
+2 x DVB ASI Copper (option)
Rear panel connector BNC (F), 75 Ohm
+1 x DVB SPI (option)
Rear panel connector 25-way D-type (F)
Transport Stream Data Specification
ASI
Data Rate 213 Mbps maximum
ASI Format Byte and single packet burst mode
Packet Size 188-byte, 204-byte, unframed
SPI
Data Rate 108 Mbps maximum
Packet Size 188-byte, 204-byte, unframed
Data Clocking Modes
Input data rate adaptation mode including PCR correction
Input data rate derived mode
Analog Inputs
1 x Beacon Rx Input
Rear panel connector BNC (F)
-10 V to +10 V range for Uplink Fade Control
Outputs
IF Output
Main IF Output
IF Frequency 50 – 180 MHz (tuneable)
IF Frequency Step Size 1 kHz
IF Frequency Error ±1 kHz maximum
Output Power -20 to +5 dBm (0.1 dB steps)
Output Power Stability ±0.5 dB
Impedance 75 Ohm
Connector BNC (F)
Spurious Outputs
< -60 dBc/4 kHz over 0-500 MHz (modulated carrier)
< -55 dBc over 0-500 MHz (un-modulated carrier)
Phase Noise > 6 dB below IESS-308 limits
IF Monitor Output
Output Power -20 dB nominal relative to Main IF output power
Impedance 75 Ohm
Connector BNC (F)
Distortion Correction
Cable Tilt Correction ±0.04 dB/MHz maximum (digitally generated)
Satellite AM-AM, AM-PM and group delay correction PREKOR option
Modulation Features
DVB-S and DVB-DSNG
Signal Conditioning EN 300 421 (DVB-S) AND EN 301 210 (DVB-DSNG)
Modulation BPSK, QPSK, 8PSK (option) and 16QAM (option)
FEC BPSK/QPSK 1/2, 2/3, 3/4, 5/6, 7/8
FEC 8PSK 2/3, 5/6, 8/9
FEC 16QAM 3/4, 7/8
Symbol Rate
1 to 48 Msyms
0.2 to 66 Msyms (option)
Variable in 1 symbol/s increments
Spectrum Roll-off Factor a
20%, 25%, 30%, 35% user selectable
DVB-S2
Signal Conditioning EN 302 421 for Broadcast Services
Modulation Mode Constant Coding and Modulation
Modulation QPSK, 8PSK (option), 16APSK (option), 32APSK (option)
FEC QPSK
1/4, 1/3, 2/5, 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10
FEC 8PSK 3/5, 2/3, 3/4, 5/6, 8/9, 9/10
FEC 16APSK 2/3, 3/4, 4/5, 5/6, 8/9, 9/10
FEC 32APSK 3/4, 4/5, 5/6, 8/9, 9/10
PL Scrambling Sequence User selectable
FEC Frame Size Normal and Short
Symbol Rate: 1 to 48 Msyms
0.2 to 66 Msyms (option)
Variable in 1 symbol/s increments
Pilot Insertion Switchable On/Off
Spectrum Roll-off Factor a 20%, 25%, 30%, 35% user selectable
Control
Front Panel two line x forty character LCD display
Navigation four cursor keys, two function keys
RS-232 / RS-485
Via RS-232/485 control port using VT100 emulator

or PC control software
Connector 9-way D-type (M)
Ethernet
Dual-redundant 10BaseT Ethernet
Web browser control interface
Telnet/FTP
SNMP
Connectors 2 x RJ45
Reset/Status Port
Relay contacts for signaling equipment and input signal failure
Connector 9-way D-type (F)
Physical and Power
1RU, 19” rack mounting
Approximate Mass
7.2 kg
Supply Voltage
100-120 VAC and 220-240 VAC, wide ranging
Power Consumption
Approx. 60W (dependent upon options fitted)
Environmental Conditions
Temperature Range
0°C to +50°C (32°F to 122°F) operational
-20°C to +70°C (-4°F to 158°F) storage
Relative Humidity
0% - 90% (non-condensing)
Compliance
CE marked in accordance with EU low voltage and EMC directives. Standards applied: EN55022, EN55024, EN61000-3-2, EN61000-3-3 for EMC and EN60950 for Safety, as a minimum where applicable. Also meets other relevant requirements and national standards derived from international requirements on which the above European Standards are based and FCC Pt 15B. Designed to meet UL 1950.

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