CHAPTER 3 - FIRE DEPARTMENT COMMUNICATIONS Flashcards
Enhanced 911 feature that displays the address of the party calling 911 on a screen for use by the public safety telecommunicator
Automatic Location Identification
System for determining position on the earths surface by calculating the difference in time for the signal from a number of satellites to reach a receiver on the ground
Global Positioning System
Fixed, no mobile radio at a central location
Base station radios
Equipment designed and approved for use in flammable atmospheres that is incapable of releasing sufficient electrical energy to cause the ignition of flammable atmosphere mixtures
Intrinsically safe equipment
Use of plain language, including certain standard words and phrases, in radio communications transmissions
Clear text
Fire fighters must be able to obtain the same information as a telecommunicator. True or false?
True
Local protocol usually requires one member of a crew to remain in the watch room at all times. True or false?
True
Portable radios have improved audio quality and make better use of their assigned frequency. True or false?
False - fixed and mobile are better
Radio systems may either be conventional or trucked. True or false?
True
It is a federal offense to send personal or other unauthorized messages over a designated fire department radio channel. True or false?
True
Canada has national requirements for clear text communications. True or false?
False - they don’t so they may use the ten codes
Dead zones occurs with base station radios. True or false?
False - portable radios
Overcoming ambient noise during radio communication is the responsibility of each person. True or false?
True
All recorded transmissions become part of the official record on the incident. True or false?
True
Units or individuals must identify themselves in every transmission as outlined in the local radio protocol. True or false?
True
What info is gathered by a dispatcher
Callers callback number
Portable radios are:
Handheld devices
What is the straight line of travel of radio signals between an antenna connected to a transmitter and an antenna connected to a receiver?
Direct communication
What allows radio communication in both directions simultaneously?
Full duplex system
What happens if the talk group is not available?
A failure tone will sound
What permits one radio to call another much like a telephone call
Private call