Communications procedures Flashcards
(91 cards)
The city of Portland operates a state of the art ___ digital radio system
Project 25
All radio procedures and communications must conform to the requirements of the…
FCC
Does a talkgroup have its own dedicated frequency?
No
Any radio “channel” that uses the 800 MHz to operate
Talkgroup
Does reserve apparatus retain its identity
Yes,
When a reserve apparatus is used as a replacement for the first line apparatus, what happens?
Regular radio identity should be retained
When a company is assigned to a State task force or strike team, they shall login to CAD with the suffix
st
Each division shall be assigned a radio identifier
100 EOP, 200 EMS, 300 FMO, 400 Training, 500 logistics
Which section or division has to preface its radio identifier?
Everyone except EOPS
Will fire investigators use their unit numbers?
Yes I376, I200
Primary tactical talkgroup used for emergency response communications where limited radio traffic will not cause congestion
OPS-1
Talk group assignments are based on these three needs
operational needs, geographic location and incident type
These talk groups are reserved for tactical ops
2-6
These talk groups are for specified operations such as special events, training, drills, CFIP, or community events
OPS 7-12
SEmi private talkgroup EXCLUSIVE for PFR radios. Cant be monitored by others
PFB TALK
Fire liaison monitors ____ during office hours (0600-1800) and greater alarms
PFB talk
How many simplex channels are there? Can you talk over someone on simplex channels
4, yes you can it wont bonk you out
Who else uses simplex channels
Multnomah, washington, and clackamas county all use them. Due to limited range we dont hear
How many watts are transmitted on mobile radio vs portable on simplex?
35 vs 3
In the a,b,c zones where is mayday channel at?
16th position
All on duty chiefs (C1,C2,C3,C4 and C103) all have a radio dedicated to MAYDAY channel. Describe this radio
It stays on charger with volume turned up and is marked with colored band
“patched” into 800 MHz radio system and is located in the M zone, first position. If patched ONLY works when within range of PFR radio system
State Fire Net
State Fire Net is on VHF position in V6 zone what position
16th
VHF radios employing ____ operate on simplex and will work anywhere in the state
State Fire Net