CDC 3D153 01 1206, Edit Code 02 (April 2013)
Volume 3 Units 1-5
Unit 1: Wideband Communications.
Unit 2: Satellite Communications Fundamentals.
Unit 3: Multichannel Satellite Principles.
Unit 4: Satellite Systems
Unit 5: Network Bandwidth Management.
Polarization.
Crossband.
Frequency.
Space.
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Balanced non-return-to-zero (NRZ).
Conditioned diphase.
Unbalanced NRZ.
Isochronous.
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One group of the 512 Kbps data rate family.
One group of the 576 Kbps data rate family.
Four groups of the 512 Kbps data rate families or 576 Kbps data rate families.
Four groups of the 12 Kbps data rate families and 576 Kbps data rate families.
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KY–68.
KY-58.
KY–84.
KY–81.
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Middle.
Center.
Upper.
Lower.
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512 Kbps.
576 Kbps.
1,024 Kbps.
1,152 Kbps.
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Electrical synthesizer.
Frequency subsystem.
Tropospheric scatter modem.
Transmitter-amplifier converter.
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Two 6-foot-diameter.
Four 6-foot-diameter.
Two 9.5-foot-diameter.
Four 9.5-foot-diameter.
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4.4 to 5.25 GHz.
7.25 to 8.4 GHz.
14.4 to 15.25 GHz.
17.25 to 18.4 GHz.
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9.
24.
90.
240.
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50.
100.
150.
200.
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±4 MHz.
Less than ±4 MHz.
More than ±4 MHz.
No signal deviation.
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70 MHz with a 10 MHz bandpass.
70 MHz with a 20 MHz bandpass.
700 MHz with a 10 MHz bandpass.
700 MHz with a 20 MHz bandpass.
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0°.
45°.
90°.
180°.
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Shift.
Period.
Air drag.
Station keeping.
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Active.
Delay.
Passive.
Real-time.
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Have a larger transmitter power.
Have a larger antenna system.
Have more sensitive equipment.
Operate over a wider-frequency range.
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0.1.
0.6.
1.0.
6.0.
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Code division multiple access (CDMA).
Time division multiple access (TDMA).
Demand assigned multiple access (DAMA).
Frequency division multiple access (FDMA).
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Code division multiple access (CDMA).
Time division multiple access (TDMA).
Demand assigned multiple access (DAMA).
Frequency division multiple access (FDMA).
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Velocity.
Height.
Speed.
Depth.
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Degrees.
Seconds.
Minutes.
Nautical miles.
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One statute mile.
One nautical mile.
69 statute miles.
69 nautical miles.
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Atomic clock oscillations.
Apparent constellation movement.
The moon’s rotation about the sun.
The apparent motion of the sun in the sky.
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Pendulum.
Crystal.
Quartz.
Cesium.
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12-hour.
24-hour.
Daylight saving.
Amplitude modulation and pulse modulation.
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Second.
Minute.
Hour.
Day.
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United States Naval Observatory (USNO).
International Bureau of Weights and Measures (BIPM).
Precision Measurement Equipment Laboratory (PMEL).
National Institute of Standards and Technology (NIST).
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Offset timing.
Synchronized timing.
Identical time code formats.
Different time code formats.
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First generation.
Secondary.
Primary.
Class I.
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Humidity and aging.
Temperature and aging.
Humidity and operating frequency.
Temperature and operating frequency.
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Crystals resonate when an electric charge is applied.
Atoms release energy at a particular resonant frequency.
Atoms are sensitive to temperature and directional effects.
When atoms are split they produce predictable nuclear reactions.
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Audio signal into digital data.
Optical signal into digital data.
Digital data into an audio signal.
Digital data into an optical signal.
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Transmitting one signal over multiple transmission paths.
Transmitting one signal multiple times over a single transmission path.
Combining multiple signals for transmission over a single transmission path.
Combining multiple signals for transmission over separate, individual transmission paths.
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Wavelength.
Frequency.
Code.
Time.
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Pseudorandom code.
Frequency of light.
Radio frequency.
Time slot.
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Mission data, mission satellite health, and status data.
Command data, mission satellite health, and status data.
Mission data, satellite ephemeris table, and satellite status data.
Command data, satellite ephemeris table, and satellite status data.
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Payload to operate accurately and the satellite bus to receive commands and upload data reliably.
Payload to operate accurately and the satellite bus to receive uploaded inertial reference and data reliably.
Accelerometers to operate accurately and the satellite bus to receive commands and upload data reliably.
Accelerometers to operate accurately and the satellite bus to receive uploaded inertial reference and data reliably.
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Broadband.
Wide angle.
High frequency.
Highly directional.
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Update the mission satellite orbital database and ephemeris table.
Update the mission satellite orbital database and satellite acquisition timing.
Direct the servo positioning equipment to drive motors that position the antenna to specific acquisition angles.
Direct the servo positioning equipment to position the antenna to specific acquisition angles, and command the ground equipment to execute autotracking.
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Real-time.
Time-delayed.
Timed program.
Stored program.
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Receive, process, use, or distribute mission data as required by a program’s tasking.
Receive, process, use, or distribute payload data and provide essential space support tasks as required by a program’s tasking.
Transmit, process, use, or distribute mission data as required by a program’s tasking.
Transmit, process, use, or distribute payload data and provide essential space support tasks as required by a program’s tasking.
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Air Force Weather Agency and the Fleet Numerical Meteorology Oceanography Center and tactical terminals.
Air Force Weather Agency and Fleet Numerical Meteorology Oceanography Center only.
Air Force Weather Agency and National Oceanographic Atmospheric Administration.
Fleet Numerical Meteorology Oceanography Center and National Oceanographic Atmospheric Administration and tactical terminals.
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Air Force Weather Agency.
Mission Control Squadron.
Mission Control Command.
North American Aerospace Defense Command.
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Defense Support Program.
Global Positioning System.
Military Strategic and Tactical Relay.
Defense Satellite Communications System.
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A low power signal transmitted from the satellite and is separate from the communications components.
A low power signal transmitted from the satellite and is part of the communications components.
The data transmitted by the satellite concerning on-board status and is separate from the communications components.
The data transmitted by the satellite concerning on-board status and is part of the communications components.
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Use servomechanisms to control antenna movements.
Track only signals received from the satellite.
Track the actual position of the satellite.
Use updated ephemeris data.
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Beacon.
Ephemeris.
Telemetry.
Communication.
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