Ham Tech License

Card Set Information

Ham Tech License
2011-04-30 23:51:19
Ham Tech Questions

Question and Answers for Ham Tech License
Show Answers:

  1. For whom is the Amateur Radio Service intended?
    Persons who are interested in radio technique solely with a personal aim and without pecuniary interest
  2. What agency regulates and enforces the rules for the Amateur Radio Service in the United States?
    The FCC
  3. Which part of the FCC rules contains the rules and regulations governing the Amateur Radio Service?
    Part 97
  4. Which of the following meets the FCC definition of harmful interference?
    That which seriously degrades, obstructs, or repeatedly interrupts a radio communication service operating in accordance with the Radio Regulations
  5. What is the FCC part 97 definition of a space station?
    An amateur station located more than 50 km above the Earth's surface
  6. What is the FCC part 97 definition of telecommand?
    A one-way transmission to initiate, modify or terminate functions of a device at a distance
  7. What is the FCC part 97 definition of telemetry?
    A one-way transmission of measurements at a distance from the measuring instrument
  8. Which of the following entities recommends transmit/receive channels and other parameters for auxiliary and repeater stations?
    Frequency Coordinator
  9. Who selects a frequency coordinator?
    Amateur operators in a local or regional area that are eligible to be auxiliary or repeater stations
  10. What is the FCC part 97 definition of an amateur station?
    A station in an Amateur Radio Service consisting of the apparatus necessary for carrying on radio communications
  11. Which of the following stations transmits signals over the air from a remote receive site to a repeater for retransmission?
    Auxiliary station
  12. What is the ITU?
    A United Nations agency for information and communication technology issues
  13. North American amateur stations are located in which ITU region?
    Region 2
  14. Which frequency is within the 6 meter band?
    52.525 MHz
  15. Which amateur band are you using when your station is transmitting on 146.52 MHz?
    2 meter band
  16. Which 70 cm frequency is authorized to a Technician Class license holder operating in ITU Region 2?
    443.350 MHz
  17. Which 23 cm frequency is authorized to a Technician Class operator license?
    1296 MHz
  18. What amateur band are you using if you are transmitting on 223.50 MHz?
    1.25 meter band
  19. What do the FCC rules mean when an amateur frequency band is said to be available on a secondary basis?
    Amateurs may not cause harmful interference to primary users
  20. Why should you not set your transmit frequency to be exactly at the edge of an amateur band or sub-band?
    To allow for calibration error in the transmitter frequency display
    So that modulation sidebands do not extend beyond the band edge
    To allow for transmitter frequency drift
    "All of these choices are correct"
    To allow for calibration error in the transmitter frequency display So that modulation sidebands do not extend beyond the band edge To allow for transmitter frequency drift "All of these choices are correct"
  21. Which of the bands available to Technician Class operators have mode-restricted sub-bands?
    The 6 meter, 2 meter, and 1.25 meter bands
  22. What emission modes are permitted in the mode-restricted sub-bands at 50.0 to 50.1 MHz and 144.0 to 144.1 MHz?
    CW only
  23. Which type of call sign has a single letter in both the prefix and suffix?
    Special event
  24. Which of the following is a valid US amateur radio station call sign?
  25. What types of international communications are permitted by an FCC-licensed amateur station?
    Communications incidental to the purposes of the amateur service and to remarks of a personal character
  26. When are you allowed to operate your amateur station in a foreign country?
    When the foreign country authorizes it
  27. What must you do if you are operating on the 23 cm band and learn that you are interfering with a radiolocation station outside the United States?
    Stop operating or take steps to eliminate the harmful interference
  28. From which of the following may an FCC-licensed amateur station transmit, in addition to places where the FCC regulates communications?
    From any vessel or craft that is documented or registered in the United States
  29. What may result when correspondence from the FCC is returned as undeliverable because the grantee failed to provide the correct mailing address?
    Revocation of the station license or suspension of the operator license
  30. What is the normal term for an FCC-issued primary station/operator license grant?
    Ten years
  31. What is the grace period following the expiration of an amateur license within which the license may be renewed?
    Two years
  32. How soon may you transmit after you pass the examination elements required for your first amateur radio license?
    As soon as your name and call sign appear in the FCC’s ULS database
  33. If your license has expired and is still within the allowable grace period, may you continue to transmit?
    No, transmitting is not allowed until the ULS database shows that the license has been renewed
  34. With which countries are FCC-licensed amateur stations prohibited from exchanging communications?
    Any country whose administration has notified the ITU that it objects to such communications
  35. On which of the following occasions may an FCC-licensed amateur station exchange messages with a U.S. military station?
    During an Armed Forces Day Communications Test
  36. When is the transmission of codes or ciphers allowed to hide the meaning of a message transmitted by an amateur station?
    Only when transmitting control commands to space stations or radio control craft
  37. What is the only time an amateur station is authorized to transmit music?
    When incidental to an authorized retransmission of manned spacecraft communications
  38. When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?
    When the equipment is normally used in an amateur station and such activity is not conducted on a regular basis
  39. Which of the following types of transmissions are prohibited?
    Transmissions that contain obscene or indecent words or language
  40. When is an amateur station authorized to automatically retransmit the radio signals of other amateur stations?
    When the signals are from an auxiliary, repeater, or space station
  41. When may the control operator of an amateur station accept compensation?
    When the communication is incidental to classroom instruction at an educational institution
  42. Under which of the following circumstances are amateur stations authorized to transmit signals related to broadcasting, program production, or news gathering, assuming no other means is available?
    Only where such communications directly relate to the immediate safety of human life or protection of property
  43. What is the meaning of the term broadcasting in the FCC rules for the amateur services?
    Transmissions intended for reception by the general public
  44. Which of the following types of communications are permitted in the Amateur Radio Service?
    Brief transmissions to make station adjustments
  45. When must an amateur station have a control operator?
    Only when station is transmitting
  46. Who is eligible to be the control operator of an amateur station?
    Only a person for whom an amateur operator/primary station license grant appears in the FCC database or who is authorized for alien reciprocal operation
  47. Who must designate the station control operator?
    The station licensee
  48. What determines the transmitting privileges of an amateur station?
    The class of operator license held by the control operator
  49. What is an amateur station control point?
    The location at which the control operator function is performed
  50. Under which of the following types of control is it permissible for the control operator to be at a location other than the control point?
    Automatic control
  51. When the control operator is not the station licensee, who is responsible for the proper operation of the station?
    The control operator and the station licensee are equally responsible
  52. What type of control is being used for a repeater when the control operator is not present at a control point?
    Automatic control
  53. What type of control is being used when transmitting using a handheld radio?
    Local control
  54. What type of control is used when the control operator is not at the station location but can indirectly manipulate the operating adjustments of a station?
  55. Who does the FCC presume to be the control operator of an amateur station, unless documentation to the contrary is in the station records?
    The station licensee
  56. What type of identification is being used when identifying a station on the air as "Race Headquarters"?
    Tactical call
  57. When using tactical identifiers, how often must your station transmit the station’s FCC-assigned call sign?
    Every ten minutes
  58. When is an amateur station required to transmit its assigned call sign?
    At least every 10 minutes during and at the end of a contact
  59. Which of the following is an acceptable method of station identification when operating in the phone sub-band?
    By a phone emission in the English language
  60. What method of call sign identification is required for a station transmitting phone signals?
    Send the call sign using CW or phone emission
  61. Which of the following uses of a self-assigned indicator is acceptable when identifying using a phone transmission?
    KL7CC stroke W3, KL7CC slant W3 and KL7CC slash W3 "All of these choices are correct"
  62. Which of the following restrictions apply when appending a self-assigned call sign indicator?
    It must not conflict with any other indicator specified by the FCC rules or with any call sign prefix assigned to another country
  63. When may a Technician Class licensee be the control operator of a station operating in an exclusive Extra Class operator segment of the amateur bands?
  64. What type of amateur station simultaneously retransmits the signal of another amateur station on a different channel or channels?
    Repeater station
  65. Who is accountable should a repeater inadvertently retransmit communications that violate the FCC rules?
    The control operator of the originating station
  66. To which foreign stations do the FCC rules authorize the transmission of non-emergency third party communications?
  67. Any station whose government permits such communications
  68. How many persons are required to be members of a club for a club station license to be issued by the FCC?
    At least 4
  69. When must the station licensee make the station and its records available for FCC inspection?
    Any time upon request by an FCC representative
  70. What is the most common repeater frequency offset in the 2 meter band?
    Plus or minus 600 kHz
  71. What is the national calling frequency for FM simplex operations in the 70 cm band?
    446.000 MHz
  72. What is a common repeater frequency offset in the 70 cm band?
    Plus or minus 5 MHz
  73. What is an appropriate way to call another station on a repeater if you know the other station's call sign?
    Say the station's call sign then identify with your call sign
  74. What should you transmit when responding to a call of CQ?
    The other station’s call sign followed by your call sign
  75. What must an amateur operator do when making on-air transmissions to test equipment or antennas?
    Properly identify the transmitting station
  76. Which of the following is true when making a test transmission?
    Station identification is required at least every ten minutes during the test and at the end
  77. What is the meaning of the procedural signal "CQ"?
    Calling any station
  78. What brief statement is often used in place of "CQ" to indicate that you are listening on a repeater?
    Say your call sign
  79. What is a band plan, beyond the privileges established by the FCC?
    A voluntary guideline for using different modes or activities within an amateur band
  80. What are the FCC rules regarding power levels used in the amateur bands?
    An amateur must use the minimum transmitter power necessary to carry out the desired communication
  81. What is the term used to describe an amateur station that is transmitting and receiving on the same frequency?
    Simplex communication
  82. What is the term used to describe the use of a sub-audible tone transmitted with normal voice audio to open the squelch of a receiver?
  83. Which of the following describes the muting of receiver audio controlled solely by the presence or absence of an RF signal?
    Carrier squelch
  84. What common problem causes you to be able to hear but not access a repeater even when transmitting with the proper offset?
    • The repeater receiver requires audio tone burst for access
    • The repeater receiver requires a CTCSS tone for access
    • The repeater receiver may require a DCS tone sequence for access
    • "All of these choices are correct"
  85. What determines the amount of deviation of an FM signal?
    The amplitude of the modulating signal
  86. What happens when the deviation of an FM transmitter is increased?
    Its signal occupies more bandwidth
  87. What should you do if you receive a report that your station’s
    transmissions are causing splatter or interference on nearby frequencies? Check your transmitter for off-frequency operation or spurious emissions
  88. What is the proper course of action if your station’s transmission unintentionally interferes with another station?
    Properly identify your transmission and move to a different frequency
  89. Which of the following methods is encouraged by the FCC when identifying your station when using phone?
    Use of a phonetic alphabet
  90. What is the "Q" signal used to indicate that you are receiving interference from other stations?
  91. What is the "Q" signal used to indicate that you are changing frequency?
  92. What set of rules applies to proper operation of your station when using amateur radio at the request of public service officials?
    FCC Rules
  93. Who must submit the request for a temporary waiver of Part 97.113 to allow amateur radio operators to provide communications on behalf of their employers during a government sponsored disaster drill?
    The government agency sponsoring the event
  94. When is it legal for an amateur licensee to provide communications on behalf of their employer during a government sponsored disaster drill or exercise?
    Only when the FCC has granted a government-requested waiver
  95. What do RACES and ARES have in common?
    Both organizations may provide communications during emergencies
  96. What is the Radio Amateur Civil Emergency Service?
    A radio service using amateur stations for emergency management or civil defense communications
  97. Which of the following is common practice during net operations to get the immediate attention of the net control station when reporting an emergency?
    Begin your transmission with "Priority" or "Emergency" followed by your call sign
  98. What should you do to minimize disruptions to an emergency traffic net once you have checked in?
    Do not transmit on the net frequency until asked to do so by the net control station
  99. What is usually considered to be the most important job of an amateur operator when handling emergency traffic messages?
    Passing messages exactly as written, spoken or as received
  100. When may an amateur station use any means of radio communications at its disposal for essential communications in connection with immediate safety of human life and protection of property?
    When normal communications systems are not available
  101. What is the preamble in a formal traffic message?
    The information needed to track the message as it passes through the amateur radio traffic handling system
  102. What is meant by the term "check" in reference to a formal traffic message?
    The check is a count of the number of words in the message
  103. What should you do if another operator reports that your stations’ 2 meter signals were strong just a moment ago, but now they are weak or distorted?
    Try moving a few feet, as random reflections may be causing multi-path distortion
  104. Why are UHF signals often more effective from inside buildings than VHF signals?
    The shorter wavelength allows them to more easily penetrate the structure of buildings
  105. What antenna polarization is normally used for long-distance weak-signal CW and SSB contacts using the VHF and UHF bands?
  106. What can happen if the antennas at opposite ends of a VHF or UHF line of sight radio link are not using the same polarization?
    Signals could be significantly weaker
  107. When using a directional antenna, how might your station be able to access a distant repeater if buildings or obstructions are blocking the direct line of sight path?
    Try to find a path that reflects signals to the repeater
  108. What term is commonly used to describe the rapid fluttering sound sometimes heard from mobile stations that are moving while transmitting?
    Picket fencing
  109. What type of wave carries radio signals between transmitting and receiving stations?
  110. What is the cause of irregular fading of signals from distant stations during times of generally good reception?
    Random combining of signals arriving via different path lengths
  111. Which is the common effect of "skip" reflections between the Earth and the ionosphere?
    The polarization of the original signal is randomized
  112. What may occur if VHF or UHF data signals propagate over multiple paths?
    Error rates are likely to increase
  113. Which part of the atmosphere enables the propagation of radio signals around the world?
    The ionosphere
  114. What is the name for the distance a radio wave travels during one complete cycle?
  115. What term describes the number of times per second that an alternating current reverses direction?
  116. What are the two components of a radio wave?
    Electric and magnetic fields
  117. How fast does a radio wave travel through free space?
    At the speed of light
  118. How does the wavelength of a radio wave relate to its frequency?
    The wavelength gets shorter as the frequency increases
  119. What is the formula for converting frequency to wavelength in meters?
    Wavelength in meters equals 300 divided by frequency in megahertz
  120. What property of radio waves is often used to identify the different frequency bands?
    The approximate wavelength
  121. What are the frequency limits of the VHF spectrum?
    30 to 300 MHz
  122. What are the frequency limits of the UHF spectrum?
    300 to 3000 MHz
  123. What frequency range is referred to as HF?
    3 to 30 MHz
  124. What is the approximate velocity of a radio wave as it travels through free space?
    300,000,000 meters per second
  125. Why are "direct" (not via a repeater) UHF signals rarely heard from stations outside your local coverage area?
    UHF signals are usually not reflected by the ionosphere
  126. Which of the following might be happening when VHF signals are being received from long distances?
    Signals are being refracted from a sporadic E layer
  127. What is a characteristic of VHF signals received via auroral reflection?
    The signals exhibit rapid fluctuations of strength and often sound distorted
  128. Which of the following propagation types is most commonly associated with occasional strong over-the-horizon signals on the 10, 6, and 2 meter bands?
    Sporadic E
  129. What is meant by the term "knife-edge" propagation?
    Signals are partially refracted around solid objects exhibiting sharp edges
  130. What mode is responsible for allowing over-the-horizon VHF and UHF communications to ranges of approximately 300 miles on a regular basis?
    Tropospheric scatter
  131. What band is best suited to communicating via meteor scatter?
    6 meters