CDC Vol 1, 018 Using Proper Microphone Techniques

Question 1

• Why is it important to use prescribed procedures for radio operations?

Answer 1

They shorten your transmissions and let you release the frequency to another user.

Question 2

• Name the four factors of speech.

Hint: RSVP

Answer 2

1. Rhythm
2. Speed
3. Volume
4. Pitch

Question 3

• What happens if you speak too loudly on an HF circuit?

Answer 3

You overmodulate the signal to a point where it becomes unreadable.

Question 4

• What is used to keep voice transmissions as brief and clear as possible?

Answer 4

Prowords

Question 5

• Which proword is used to indicate the separation of the text from other portions of the message?

Answer 5

Break

Question 6

• What is the definition of the proword “over”?

Answer 6

This is the end of my transmission to you and a response is necessary.

Question 7

• What must you always ensure you know before you key the radio microphone?

Answer 7

Exactly what you are going to say.

Question 8

True or False: It must be assumed transmissions are intercepted and analyzed by adversaries.

Answer 8

True

Question 9

How should a message be transmitted?

Answer 9

Idea by idea. Not word by word.

Question 10

Regarding rhythm and R/T procedures, what does an operator need to consider?

Answer 10

• Use short sentences
• Use normal speech patterns (do not blind words and ideas)
• Transmit idea by idea not word by word
• Give all words the commonly accepted pronunciation. Speak English!
• Do not mispronounce word endings—that is, if a word ends in “ing,” sound the “g.”
• Pronounce all syllables of every word, accenting the word in the accepted manner.

Question 11

In R/T procedures, how fast should an operator speak?

Answer 11

Speak slightly slower than normal conversation.

Question 12

When would an operator speak more slowly?

Answer 12

When the recipient needs to copy down a message or in difficult conditions.

Question 13

In general with R/T procedures, when using a UHF/VHF radio, you reach the best signal quliety when the degree of loudness is at what volume?

Answer 13

When the volume is just short of placing strain on your voice.

Question 14

How far from your lips should the microphone be placed?

Answer 14

One-half inch

Question 15

In R/T procedures, what level should an operators pitch be at?

Answer 15

Slightly higher than the tone you use in a normal conversation.

Question 16

Approximately how many words per minute should an operator speak?

Answer 16

100 words per minute