Privacy Codes - Cobra microTALK CXR900 Owner's Manual

Mode Functions
Operation

Privacy Codes

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Your microTALK Assistance ® radio incorporates two (2) advanced coded squelch
systems that can help to reduce interference from other users on any
given channel. CTCSS (Continuous Tone Coded Squelch System)
provides 38 privacy codes and DCS (Digitally Coded Squelch)
provides 104 privacy codes. This provides a total of 142 Privacy
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Codes. Either system can be used on all channels, but both systems
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cannot be used on the same channel at the same time.
To successfully communicate using a privacy code, both
the sending and receiving radios must be tuned to the same
channel and to the same privacy code system (CTCSS or
DCS) and privacy code number. Each channel will remember
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the last privacy code system and number you select.
The privacy code 00 is not a privacy code, but allows all
signals to be heard on a channel that is set to 00 on both
the CTCSS and DCS systems.
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Set CTCSS Privacy Codes
To select a CTCSS privacy code:
Mode Button
1. After selecting a channel, press the
Mode button until the CTCSS icon appears
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and the small numbers flash on the display
(01 through 38).
CTCSS Privacy Code
If DCS is turned on at the channel
selected, the display will flash the
CTCSS icon and "OFF." To switch from
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DCS to CTCSS, press the Channel Up
or Channel Down button while the
Channel Button
display is flashing "OFF." The display
will then show the small numbers
flashing and you will then be able
to proceed to step 2.
2. Press using the Channel Up or Channel
Down button to select a CTCSS privacy
code. You can hold the Channel Up or
Channel Down button for fast advance.
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Introduction
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Set DCS Privacy Codes
Mode Button
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DCS Privacy Code
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Channel Button
Operation
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3. When your desired CTCSS privacy code is
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displayed, choose one of the following:
a. Press the Mode button to enter the new
setting and proceed to other functions.
b. Press the Lock/Enter button to enter the
new setting and return to Standby mode.
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c. Do not press any buttons for 15 seconds
to enter the new setting and return to
Standby mode.
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Assistance
To select a DCS privacy code:
Notice
1. After selecting a channel, press the Mode
button until the DCS icon appears and the
small numbers flash on the display
(01 through 104).
If CTCSS is turned on at the channel
selected, the display will flash the
DCS icon and "OFF." To switch from
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CTCSS to DCS, press the Channel Up
or Channel Down button while the
display is flashing "OFF." The display
will then show the small numbers
flashing and you will then be able
to proceed to step 2.
2. Press the Channel Up or Channel Down
button to select a DCS privacy code. You can
hold the Channel Up or Channel Down button
for fast advance.
3. When your desired DCS privacy code is
displayed, choose one of the following:
a. Press the Mode button to enter the new
setting and proceed to other functions.
b. Press the Lock/Enter button to enter the
new setting and return to Standby mode.
c. Do not press any buttons for 15 seconds
to enter the new setting and return to
Standby mode.
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