Chapter 11: Space Contacts

What is the FCC Part 97 definition of a space station?

• Any satellite orbiting Earth

• A manned satellite orbiting Earth

• An amateur station located more than 50 km above Earth's surface

•  An amateur station using amateur radio satellites for relay of signals

What is a LEO satellite?

• A sun synchronous satellite

• A highly elliptical orbit satellite

• A satellite in low energy operation mode

• A satellite in low earth orbit

Which of the following are provided by satellite tracking programs?

• Maps showing the real-time position of the satellite track over Earth

• The time, azimuth, and elevation of the start, maximum altitude, and end of a pass

• The apparent frequency of the satellite transmission, including effects of Doppler shift

• All of these choices are correct

What mode of transmission is commonly used by amateur radio satellites?

• SSB

• FM

• CW/data

• All of these answer choices are correct

Tags

NGSS.HS-PS4-5

Which of the following are inputs to a satellite tracking program?

• The satellite transmitted power

• The Keplerian elements

• The last observed time of zero Doppler shift

• All these choices are correct

Tags

NGSS.HS-ESS1-4

Which amateurs may contact the International Space Station (ISS) on VHF bands?

• Any amateur holding a General class or higher license

• Any amateur holding a Technician class or higher license

• Any amateur holding a General class or higher license who has applied for and received approval from NASA

• Any amateur holding a Technician class or higher license who has applied for and received approval from NASA

Who may be the control operator of a station communicating through an amateur satellite or space station?

• Only an Amateur Extra Class operator

• A General class or higher licensee with a satellite operator certification

• Only an Amateur Extra Class operator who is also an AMSAT member

• Any amateur allowed to transmit on the satellite uplink frequency

What telemetry information is typically transmitted by satellite beacons?

• The signal strength of received signals

• Time of day accurate to plus or minus 1/10 second

• Health and status of the satellite

• All these choices are correct

What is the impact of using excessive effective radiated power on a satellite uplink?

• Possibility of commanding the satellite to an improper mode

• Blocking access by other users

• Overloading the satellite batteries

• Possibility of rebooting the satellite control computer

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-5

What is a satellite beacon?

• The primary transmit antenna on the satellite

• An indicator light that shows where to point your antenna

• A reflective surface on the satellite

• A transmission from a satellite that contains status information