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Subelement 2
Operating and Procedures
Section 2-06
RST system of signal reporting, use of S meter
What are "RST" signal reports?
  • A short way to describe transmitter power
  • Correct Answer
    A short way to describe signal reception
  • A short way to describe sunspot activity
  • A short way to describe ionospheric conditions
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What does "RST" mean in a signal report?
  • Recovery, signal strength, tempo
  • Recovery, signal speed, tone
  • Readability, signal speed, tempo
  • Correct Answer
    Readability, signal strength, tone
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What is the meaning of: "Your signal report is 5 7"?
  • Your signal is readable with considerable difficulty
  • Correct Answer
    Your signal is perfectly readable and moderately strong
  • Your signal is perfectly readable with near pure tone
  • Your signal is perfectly readable, but weak
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What is the meaning of: "Your signal report is 3 3"?
  • Your signal is unreadable, very weak in strength
  • The station is located at latitude 33 degrees
  • Correct Answer
    Your signal is readable with considerable difficulty and weak in strength
  • The contact is serial number 33
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What is the meaning of: "Your signal report is 5 9 plus 20 dB"?
  • The bandwidth of your signal is 20 decibels above linearity
  • Repeat your transmission on a frequency 20 kHz higher
  • Correct Answer
    A relative signal-strength meter reading is 20 decibels greater than strength 9
  • Your signal strength has increased by a factor of 100
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What is used to measure relative signal strength in a receiver?
  • An SSB meter
  • A signal deviation meter
  • Correct Answer
    An S meter
  • An RST meter
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If the power output of a transmitter is increased by four times, how might a nearby receiver's S-meter reading change?
  • Increase by approximately four S units
  • Correct Answer
    Increase by approximately one S unit
  • Decrease by approximately four S units
  • Decrease by approximately one S unit
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By how many times must the power output of a transmitter be increased to raise the S-meter reading on a nearby receiver from S8 to S9?
  • Approximately 5 times
  • Approximately 3 times
  • Correct Answer
    Approximately 4 times
  • Approximately 2 times
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What does "RST 579" mean in a Morse code contact?
  • Correct Answer
    Your signal is perfectly readable, moderately strong, and with perfect tone
  • Your signal is perfectly readable, weak strength, and with perfect tone
  • Your signal is fairly readable, fair strength, and with perfect tone
  • Your signal is barely readable, moderately strong, and with faint ripple
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What does "RST 459" mean in a Morse code contact?
  • Your signal is very readable, very strong, and with perfect tone
  • Your signal is barely readable, very weak, and with perfect tone
  • Your signal is moderately readable, very weak, and with hum on the tone
  • Correct Answer
    Your signal is quite readable, fair strength, and with perfect tone
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What is the meaning of "Your signal report is 1 1"?
  • Correct Answer
    Your signal is unreadable, and barely perceptible
  • Your signal is 11 dB over S9
  • Your signal is first class in readability and first class in strength
  • Your signal is very readable and very strong
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