Chapter 5 Vocab Flashcards

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1
Q

public safety answering point (PSAP)

A

the location where calls are routed

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2
Q

emergency medical dispatch (EMD)

A

emergency medical response and the aid of callers reporting a medical emergency

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3
Q

dispatch

A

to send to a specific location

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4
Q

enhanced 9-1-1 systems

A

advanced system that collects the phone number and address of a caller

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5
Q

computer assisted dispatch system (CAD)

A

enables the dispatcher to view all info about the call

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6
Q

frequency

A

number of oscillations per one second of the carrier wave

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7
Q

hertz (Hz)

A

one cycle per second in regards to frequency

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8
Q

federal communications commission (FCC)

A

government agency that regulates communications by radio, tv, wire, satellite, and cable

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9
Q

very high frequency band (VHF)

A

radio frequency ranging between 30MHz to 300MHz

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10
Q

ultra high frequency band (UHF)

A

radio frequency ranging between 300MHz to 3.0GHz

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11
Q

narrow band technology

A

reassignment of frequencies with 12.5KHz spacing

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12
Q

transceivers

A

two way radios

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13
Q

squelch

A

filtering system to block background noise out when a radio is not receiving a signal

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14
Q

base stations

A

a fixed location and the most powerful radios in the commissions system

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15
Q

simplex radio

A

radio communications using a single frequency

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16
Q

duplex radio

A

radio system using paired frequencies

17
Q

multiplex radio

A

simultaneous transmission of multiple data streams

  • used for transmitting ECG tracings
18
Q

digital radio

A

transmission of info using a computer or voice signals that have been converted to a digital signal

19
Q

repeaters

A

base station that receives a radio signal on one frequency and retransmits it at a higher power frequency

20
Q

encoded radio signals

A

allows multiple users to share the radio

21
Q

trunked radio systems

A

computerized sharing of radio frequencies by multiple agencies

22
Q

radio dead spots

A

areas where radios are unable to communicate with a repeater

23
Q

mutual aid

A

help from outside agencies

24
Q

interoperability

A

compatibility with other agency communications

25
Q

automatic crash notification (ACN)

A

monitors the event of a crash