Radio Shack TRC-442 Manual De Usuario
13
USING COMMON 10-CODES
Citizen’s band operators have largely adopted the 10-codes for standard questions
and answers. These codes permit faster communication and better intelligibility in
noisy areas. This table lists codes adopted by the Associated Public-Safety Commu-
nications Officers (APCO).
and answers. These codes permit faster communication and better intelligibility in
noisy areas. This table lists codes adopted by the Associated Public-Safety Commu-
nications Officers (APCO).
Code
Meaning
10-1
Your signal is bad.
10-2
Your signal is good.
10-3
Stop transmitting.
10-4
Message received and under-
stood.
stood.
10-5
Relay information to _____.
10-6
I am busy or are you busy?
10-7
Out of service.
10-8
In service.
10-9
Repeat last message.
10-10
Negative (No).
10-11
_____ in service.
10-12
Stand by.
10-13
Report road/weather condi-
tions.
tions.
10-14
Information.
10-15
Message delivered.
10-16
Reply to message.
Code
Meaning
10-17
En route.
10-18
Urgent.
10-19
Contact _____.
10-20
What is your location?
10-21
Call _____ by telephone.
10-22
Cancel last message.
10-23
Arrived at the scene.
10-24
Assignment complete.
10-25
Meet _____.
10-26
Estimated time of arrival is
_____.
_____.
10-30
Use caution.
10-31
Pick up.
10-33
Emergency traffic. Clear the
channel.
channel.
10-34
What time is it?
10-41
Switch to Channel _.
10-62
Cannot understand.
Note: Although this table lists the 10-codes’ meanings in the form of a statement, they
can also be phrased as questions (10-6: Are you busy?, 10-20: What is your loca-
tion?).
can also be phrased as questions (10-6: Are you busy?, 10-20: What is your loca-
tion?).
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