Message Handling & Signal Reports

ARES/ACS/ARES

ICS-213

Block NumberBlock TitleICS-213 Instructions
1Incident Name (Optional)Enter the name assigned to the incident. This block is optional.
2To (Name and Position)Enter the name and position the General Message is intended for. For all individuals, use at least the first initial and last name. For Unified Command, include agency names.
3From (Name and Position)Enter the name and position of the individual sending the General Message. For all individuals, use at least the first initial and last name. For Unified Command, include agency names.
4SubjectEnter the subject of the message.
5DateEnter the date (month/day/year) of the message.
6TimeEnter the time (using the 24-hour clock) of the message.
7MessageEnter the content of the message. Try to be as concise as possible.
8Approved byNameSignaturePosition/TitleEnter the name, signature, and ICS position/title of the person approving the message.
9ReplyThe intended recipient will enter a reply to the message and return it to the originator.
10Replied byNamePosition/TitleSignatureDate/TimeEnter the name, ICS position/title, and signature of the person replying to the message. Enter date (month/day/year) and time prepared (24-hour clock).

National Traffic System RadioGram


Circuit Merit

Circuit MeritDefinitionNominal Value
(speech-to-noise ratio)
Range
CM5Perfectly readable, negligible noise.>30 dB
CM4Perfectly readable but with noticeable noise.22 dB16 to 30 dB
CM3Readable with only occasional repetition.12 dB9 to 16 dB
CM2Readable with difficulty, requires frequent repetition.7 dB5 to 9 dB
CM1Unusable, presence of speech barely discernible.<5 dB

Plain language radio checks

Signal Strength Prowords

ProwordMeaning
LOUDYour signal is very strong.
GOODYour signal strength is good.
WEAKYour signal strength is weak.
VERY WEAKYour signal strength is very weak.
FADINGAt times your signal strength fades to such an extent that continuous reception cannot be relied upon.

Readability Prowords

ProwordMeaning
CLEARThe quality of your transmission is excellent.
READABLEThe quality of your transmission is satisfactory.
UNREADABLEThe quality of your transmission is so bad that I cannot read you.
DISTORTEDHaving trouble reading you due to interference.
WITH INTERFERENCEHaving trouble reading you due to interference.
INTERMITTENTHaving trouble reading you because your signal is intermittent.

The Nato Phonetic Alphabet

Letter:Code Word:Pronunciation:
AAlphaAl fah
BBravoBrah Voh
CCharlieChar Lee
DDeltaDell Tah
EEchoEck Oh
FFoxtrotFoks Trot
GGolfGolf
HHotelHoh Tell (FAA, IMO, ITU) Ho Tell (ICAO)
IIndiaIn Dee Ah
JJuliettJew Lee Ett
KKiloKey Loh
LLimaLee Mah
MMikeMike
NNovemberNo Vem Ber
OOscarOss Car
PPapaPah Pah
QQuebecKeh Beck
RRomeoRow Me Oh
SSierraSee Air Ah (FAA) See Air Rah (ICAO, IMO, ITU)
TTangoTang Go
UUniformYou Nee Form
VVictorVik Tah
WWhiskeyWiss Key
XX RayEcks Ray
YYankeeYang Key
ZZuluZoo Loo
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