Prices and Specifications are subject to change without notice.
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Sigma Electronics, Inc. 1027 Commercial Avenue East Petersburg, PA, 17520 Phone: 1-717-569-2681
www.sigmaelectronics.com
MEDIUM ROUTERS - MRX SYSTEMS
POWER AND CONTROL FRAME
AC Input Voltage 100-240 VAC, 50-60 Hz
AC Input Connectors 3 pin IEC (2 total per frame)
Power Supply Type AC-DC switching, forced air cooling
Max. Removable 2 in non-redundant configuration
Supplies 4 in redundant configuration
DC Outputs 2 per MRXPSU ( 8 total per frame)
DC Output Connectors 4 pin for MRX analog
6 pin for MRX digital
DC Output Voltage Dual 18 VDC for MRX analog
Dual +18 VDC for MRX digital
AC Input Power 85 W supplying max. load for
MRX digital systems
60 W supplying max. load for
MRX analog systems
120 W supplying max. load for
MRX analog and digital systems
Operating Temp. 0 to 50 celsius
SCIMRX
Data Trans. System RS-232 and RS-422
Serial Port Baud Rate Up to 57.6 Kb baud
Control Levels Four or Eight
Communications Line Coaxial, up to 2000 feet
Control Panels Up to 64 on 2 communication lines
Number of Salvos Up to 10 from Master Control Panel
Protocol Simple ASCII, supports Xon/Xoff
External Sync Ref. Composite sync or blackburst
Connectors BNC for comm. line and
external sync
9 pin "D" for serial port
SPECIFICATIONS (CONT.)
DIGITAL VIDEO - MRXDVF
Signal Type SMPTE259M
Connectors 75 BNC
Inputs Single-ended, terminated,
800 mV p-p
Input Return Loss 15 dB minimum from 5 MHz to
270 MHz
Equalization Auto, 750 ft. (Belden 1694A or
equivalent)
Outputs 800 mVp-p max. ( 10%)
Outputs Return Loss 15 dB min. from 5 MHz to
270 MHz
Output DC Offset 0.0 V 0.5 V
Rise and Fall Time 0.4 ns < tr < 1.50 ns, 20%-80%
(rise time)
0.4 ns < tf < 1.50 ns, 20%-80%
(fall time)
|tr-tf| < 0.5 ns (difference of
tr and tf < 0.5 ns
Overshoot Max. 10% of total amplitude
Serial Jitter 500 ps p-p max.
Reclocking Automatic
Electrical Length 11 ns typical
Operating Temp. 0
o
to 50
o
celsius
MECHANICAL
Dimensions (1 Frame) 1.75" H x 19" W 10" D
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The specifications listed below apply to standard features and signal options for all MRX systems. MRX
systems are available with most combinations of available signal types. To see our full list of available MRX
systems, please visit our website at www.sigmaelectronics.com.
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