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What is the most reliable means of communications onboard ship?
Sound Powered Telephones
How many CKTs does a S/P SWBD have?
Many
How many CKTs does a S/P switchbox have?
1
How many switches does a S/P switchbox have?
10 or 20
Which S/P headset is used in relatively quiet areas?
H-200/U
Which S/P headset is used in high noise areas?
H-202/U
What type is a S/P handset?
H-203/U
How many gangs do S/P jackboxes have?
1, 2, or 4
What are the 3 classifications of S/P CKTs?
Supplementary
Auxiliary
Primary
What S/P classification is the primary means of communication?
Primary
What S/P CKT classification are CKTs JA to JZ?
Primary
What S/P CKT classification are CKTs XJA to XJZ?
Auxiliary
What S/P CKT duplicates certain primary CKTs?
Auxiliary
What S/P CKT classification are CKT's X1J to X61J?
Supplementary
Which S/P CKT type consists of jackboxes connected in parallel to a common line?
String
Which S/P CKT type provides a means of rigging emergency communications between vital stations after a casualty has occured?
Casualty
What type of S/P CKT is X40J?
Casualty
What type of S/P CKT is used for bridge to bridge communications during underwy replenishment-at-sea?
High Line
Where is the terminal board located, which connects the receivers, transmitter, and cord within the S/P headset?
In the chestplate junction box
What is the purpose of C1 in a S/P headset?
Prevents the flow of direct currnt through the receivers when using a S/P amplifier
What is the purpose of C2 in a S/P headset?
Provides for the power factor correction
Improves the acoustical quality of the set
What is the sensitivity of the receiver and transmitter on a S/P headset?
Transmitter = 10 ohms
Receiver = 62 ohms
How does a short effect a S/P CKT?
Entire CKT inoperable
How does an open affect a S/P CKT?
No communications between one or more stations
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Author
CVN68
ID
166803
Card Set
Sound Powered Telephone Systems
Description
Advancement
Updated
2012-08-21T03:30:14Z
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