1
"on-station" telemetry values shall be programmed into the simulator.
4.2.7 Tape Recording
An analogue tape recorder with sufficient track capacity to record spacecraft telemetry data, uplink commanding, time and voice shall be provided.
4.2.8 Timing System
4.3
time code
generators
be shall
available
to
Redundant provide. time reference to the computers, analogue tape These time code recorders and slave displays in the OCC. generators shall be capable of being manually synchronized to a reference station transmitting time data under the Universal Time Code (UTC) system. The timing system shall for each include sufficient remote timing display units operations console and for the analysis room.
Configuration
4.3.1 Block Diagram
in
A typical configuration of uplink and downlink equipment necessary to support
shown a single spacecraft is figures 1.0 and 2.0.
4.3.2 Operation
Adequate indications, readouts and monitor points shall be provided on all GCE units to allow the operator to verify correct functioning. All
and unit markings
mnemonics shall be in the English language.
4.3.3 Construction
operating
All equipment provided shall be designed in accordance with best commercial practice for a fifteen (15) year life.
New units shall be designed with adequate physical access to all
adequate test components,
points, and wherever practical, integrated circuits should be mounted in sockets or plugged directly into terminal socket boards.
5.0
DATA PROCESSING SYSTEM
shall necessary
and
a The
The Contractor shall supply a data processing system, including all
hardware
software, as complete system with the GCE and peripheral equipment. system is required to perform all necessary functions for real-time data acquisition, display, and storage, and for stationkeeping analysis for one (1) satellite. The system shall be installed on-site and shall be self-contained to perform
all its functions independently of
outside any computer facilities.
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