Brunei Darussalam: Trivia Quiz On Amateur Radio!

17 Questions | Attempts: 75
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  • 1/17 Questions

    A licensed amateur may use his/her station for which non profit making organisation?

    • A Social Club for Ex Servicemen
    • An organisation for the furtherance of Amateur Radio
    • A church organisation
    • A political organisation they support
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About This Quiz

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Brunei Darussalam: Trivia Quiz On Amateur Radio! - Quiz

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  • 2. 

    Desensitising of a T.V receiver is caused when?

    • The antenna is too high

    • There are strong R.F. signals in close proximity

    • The brightness of the TV is excessive

    • The rig is being operated out of band

    Correct Answer
    A. There are strong R.F. signals in close proximity
  • 3. 

    The essential requirement for a log book is that it must have...

    • No fewer than 50 pages

    • Be obtained from the City and Guilds

    • Not be loose leaf

    • Be loose leaf

    Correct Answer
    A. Not be loose leaf
  • 4. 

    If a strong overloads the first stages of a receiver what control is best adjusted?

    • Notch Filter

    • R.F Gain

    • A.F. Gain

    • Squelch

    Correct Answer
    A. R.F Gain
  • 5. 

    Which of the following is not an amateur band

    • 51.20Mhz

    • 144.15Mhz

    • 432.29Mhz

    • 1370.77Mhz

    Correct Answer
    A. 1370.77Mhz
  • 6. 

    A common cause of fading in the H.F. bands is...

    • Variation in receiver sensitivity

    • Clouds passing overhead

    • Movement of the antenna

    • Summation of signals arriving from different paths

    Correct Answer
    A. Summation of signals arriving from different paths
  • 7. 

    The licensee shall test his transmissions for radiation of spurious emission and keep a record of these tests?

    • With an oscilloscope

    • Once a month

    • Every six month

    • From time to time

    Correct Answer
    A. From time to time
  • 8. 

    In which waveband is there a low powder segment?

    • 40 m

    • 30 m

    • 160 m

    • 2 m

    Correct Answer
    A. 160 m
  • 9. 

    A station isolation switch is installed so that in the event of electric shock power can be switched off. The most important feature of the switch is...

    • Should be illuminated with the word danger on it

    • Should be red in color

    • Function and position known to all household members

    • Must be mounted out of the reach of children

    Correct Answer
    A. Function and position known to all household members
  • 10. 

    A Power transformer cannot...

    • Increase the supply voltage

    • Increase the supply current

    • Increase the supply power

    • Increase the impedance of the supply

    Correct Answer
    A. Increase the supply power
  • 11. 

    A Public address system is experiencing breakthrough from a V.H.F transmission. A suitable R.F decoupling component is?

    • 100 uF aluminium electrolytic capacitor

    • NF Ceramic Capacitor

    • 10 mF Tantalum bead capacitor

    • 0.1 pf Silvered Mica capacitor

    Correct Answer
    A. NF Ceramic Capacitor
  • 12. 

    Band planning

    • Minimize Interference between different modes

    • Is a license condition which must be compiled with

    • Is only applicable in the 2 meter band

    • Is only applicable for SSTV and digital modes

    Correct Answer
    A. Minimize Interference between different modes
  • 13. 

    The power amplifier of a transmitter is operated in linear mode. The output will

    • Be generated with the minimum power supply consumption

    • Only be suitable for morse and data

    • Contain less harmonics then the input

    • Be an amplified replica of the input waveform

    Correct Answer
    A. Be an amplified replica of the input waveform
  • 14. 

    A pi-network utilizes two capacitors and a coil what type of filter is it?

    • Low Pass Filter

    • High Pass Filter

    • Band Pass Filter

    • Band -stop Filter

    Correct Answer
    A. Low Pass Filter
  • 15. 

    A transmitter has an output of 400 watts. What is this in dbW?

    • 4000 dbw

    • 14 dbw

    • 23 dbw

    • 26 dbw

    Correct Answer
    A. 26 dbw
  • 16. 

    In superhetrodyne receiver, which stage provide the most gain and selectivity?

    • Mixer

    • R.F. Amplifiers

    • I.F. Amplifiers

    • A.F. Amplifiers

    Correct Answer
    A. I.F. Amplifiers
  • 17. 

    How can the power output of an amateur station be substantially increased?

    • By improving the SWR

    • By the use of an Aerial Tuning Unit (A.T.U)

    • Use of a linear power amplifier

    • By switching to Upper Sideband

    Correct Answer
    A. By switching to Upper Sideband

Quiz Review Timeline (Updated): Mar 21, 2022 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 21, 2022
    Quiz Edited by
    ProProfs Editorial Team
  • Jun 02, 2008
    Quiz Created by
    Kriwil
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