Radio Shack 21-1904 - Manual (Page 10)

10
S
ELECTING
Q
UIET
C
ODES
Continuous Tone Coded Squelch
System
(
CTCSS) codes, known as
quiet codes, let you talk and listen to
other radios set to the same channel
and quiet code. This is like having a
sub-channel within a channel, giving
you greater communication flexibility.
When you set a quiet code (there are
38 codes to choose from) and turn on
this feature, you can communicate with
anyone who has a radio set to the
same channel and quiet code.
To select the desired quiet code, hold
down
FUNC .
FUNC
appears on the
display. Repeatedly press or hold down
e
or d until you see the code number
you want to use.
To turn off the quiet code feature, hold
down
FUNC and repeatedly press or
hold down
e
or d at the same time
until the quiet code number disappears.