Using common 10-codes – Samsung TRC-445 User Manual

Page 17

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17

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 Communications Of-
ficers (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.

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.

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.

10-34

What time is it?

10-41

Switch to Channel –.

10-62

Cannot understand.

21-1573.fm Page 17 Thursday, August 5, 1999 9:22 AM

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