Extra-Study/pages/E1D.md

E1D Amateur Space and Earth stations; telemetry and telecommand rules; identification of balloon transmissions; one-way communications

• E1D01 (A) [97.3] What is the definition of telemetry? #card
  • A. One-way transmission of measurements at a distance from the measuring instrument
  • B. Two-way transmissions in excess of 1000 feet
  • C. Two-way transmissions of data
  • D. One-way transmission that initiates, modifies, or terminates the functions of a device at a distance
• E1D02 (B) [97.211(b)] Which of the following may transmit encrypted messages? #card
  • A. Telecommand signals to terrestrial repeaters
  • B. Telecommand signals from a space telecommand station
  • C. Auxiliary relay links carrying repeater audio
  • D. Mesh network backbone nodes
• E1D03 (B) [97.3(a)(45)] What is a space telecommand station? #card
  • A. An amateur station located on the surface of the Earth for communication with other Earth stations by means of Earth satellites
  • B. An amateur station that transmits communications to initiate, modify, or terminate functions of a space station
  • C. An amateur station located in a satellite or a balloon more than 50 kilometers above the surface of the Earth
  • D. An amateur station that receives telemetry from a satellite or balloon more than 50 kilometers above the surface of the Earth
• E1D04 (A) [97.119(a)] Which of the following is required in the identification transmissions from a balloon-borne telemetry station? #card
  • A. Call sign
  • B. The output power of the balloon transmitter
  • C. The station's six-character Maidenhead grid locator
  • D. All these choices are correct
• E1D05 (D) [97.213(d)] What must be posted at the location of a station being operated by telecommand on or within 50 kilometers of the Earth’s surface? #card
  • A. A photocopy of the station license
  • B. A label with the name, address, and telephone number of the station licensee
  • C. A label with the name, address, and telephone number of the control operator
  • D. All these choices are correct
• E1D06 (A) [97.215(c)] What is the maximum permitted transmitter output power when operating a model craft by telecommand? #card
  • A. 1 watt
  • B. 2 watts
  • C. 5 watts
  • D. 100 watts
• E1D07 (A) [97.207] Which of the following HF amateur bands include allocations for space stations? #card
  • A. 40 meters, 20 meters, 15 meters, and 10 meters
  • B. 30 meters, 17 meters, and 10 meters
  • C. Only 10 meters
  • D. Satellite operation is permitted on all HF bands
• E1D08 (D) [97.207] Which VHF amateur bands have frequencies authorized for space stations? #card
  • A. 6 meters and 2 meters
  • B. 6 meters, 2 meters, and 1.25 meters
  • C. 2 meters and 1.25 meters
  • D. 2 meters
• E1D09 (B) [97.207] Which UHF amateur bands have frequencies authorized for space stations? #card
  • A. 70 centimeters only
  • B. 70 centimeters and 13 centimeters
  • C. 70 centimeters and 33 centimeters
  • D. 33 centimeters and 13 centimeters
• E1D10 (B) [97.211] Which amateur stations are eligible to be telecommand stations of space stations, subject to the privileges of the class of operator license held by the control operator of the station? #card
  • A. Any amateur station approved by AMSAT
  • B. Any amateur station so designated by the space station licensee
  • C. Any amateur station so designated by the ITU
  • D. All these choices are correct
• E1D11 (D) [97.209] Which amateur stations are eligible to operate as Earth stations? #card
  • A. Any amateur licensee who has successfully completed the AMSAT space communications course
  • B. Only those of General, Advanced or Amateur Extra class operators
  • C. Only those of Amateur Extra class operators
  • D. Any amateur station, subject to the privileges of the class of operator license held by the control operator
• E1D12 (A) [97.207(e), 97.203(g)] Which of the following amateur stations may transmit one-way communications? #card
  • A. A space station, beacon station, or telecommand station
  • B. A local repeater or linked repeater station
  • C. A message forwarding station or automatically controlled digital station
  • D. All these choices are correct