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13
SS 4.1 MLR/RJ Installation and Operation Manual
SPECIFICATIONS
Specifications
Inputs/Outputs:
Any input level and impedance can be used. Inputs may be bal-
anced or unbalanced. Output levels, impedance, distortion, noise
and balancing will match that of the selected input.
Switching Method:
Passive. Mechanical latching sealed relays utilizing 2-form-C bifur-
cated-crossbar silver alloy with gold overlay contacts.
Logic:
Flash microprocessor with non-volatile memory.
Operation Control:
Front Panel: Momentary switches.
Remote: Momentary or sustained, compatible with 5 volts
CMOS/TTL logic, open collector or contact closures to ground.
Serial: Multi-drop RS-232, 2400, 9600, 19200, 38400 8,N,1.
Status:
Front Panel: LED Indicators.
Remote: Four channel open collector status outputs. One SPST
Silence Sense relay. 1-amp @ 30 VDC maximum. Refer to the frac-
tional schematic and/or text on the rear panel for connection details.
Interfacing:
Audio I/O: shielded RJ45 jacks.
Remote control: (2) 8-position pluggable screw terminal blocks, mat-
ing connectors supplied.
Serial: RJ-11 jack. Reversed RJ11 modular cable/female “S9” 9-pin
D-Sub adapter supplied.
Power Requirements:
7.5 to 12 VDC @ >500 ma. Power supply with domestic connector
supplied. International power supply optional.
Physical Dimensions:
5.66" x 7.125” x 1.58", aluminum extrusion chassis with (4) #6-32
screw thread mounting holes for optional RA-1 rack shelf.
Weight:
2.0 lb.
Shipping Weight:
3.0 lb.
Options:
RA-1 rack shelf, holds three units (1-RU), filler panels supplied.
International power supply.
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