Cobra Electronics MT 850 Two-Way Radio User Manual


 
OPERATION and
MODE FUNCTIONS
External Speaker/Microphone/
Charge Jack
Y
our microTALK
®
r
adio can be
fitted with an external
speaker/microphone, freeing
y
our hands for other tasks.
T
o Attach the External
Speaker/Microphone or
Charger:
1
. Openthe charge tab on top of the radio.
2. Insert the plug into the jack.
Earbud Microphone
1. Plug earbud microphone into
radio.
2. Place earbud in ear.
3. Clip microphone onto
clothing 76 mm to 152 mm
(3" to 6") from your mouth.
4. Push to talk.
English
To Select a CTCSS Privacy
C
ode:
1
. After selecting a channel,
press and release the
MODE button until the
C
TCSS icon flashes on the
d
isplay. In addition to the
CTCSS icon, either OFF or
the small numbers next to
t
he channel number will
a
lso flash on the display.
2. If CTCSS and OFF are
flashing, press the CHANNEL
UP or CHANNEL DOWN
button to exit OFF and
proceed to select a privacy
code. Or, if CTCSS and the
small numbers next to the
channel number are
flashing, press the CHANNEL
UP or CHANNEL DOWN button to select a
privacy code.
3. When your desired 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 button to enter the new
setting and return to LISTENING MODE.
c. Do not press any buttons for 15 seconds to
enter the new setting and return to
LISTENING MODE.
Scrolling Through the Mode
Functions
By scrolling through the Mode Functions, you will
be able to select or change preferred features of
your microTALK
®
radio. While you are scrolling
through the Mode Functions, your radio features
will be displayed in the same predetermined order:
Set CTCSS Privacy Codes
Set DCS Privacy Codes
Set VOX On/Off
Set VOX Sensitivity Level
Set Channel Scan
Set CTCSS Privacy Code Scan
Set DCS Privacy Code Scan
Program Dual Watch Location or
Set Dual Watch On/Off
Set Baby Monitor
Set Call Tones
Set “Roger Beep” On/Off
Set Keystroke Tones On/Off
CTCSS Privacy Codes
CTCSS (Continuous Tone Coded Squelch System) is
an advanced tone coding system allowing you to
select one of 38 privacy codes to reduce incoming
transmissions from other users on the channel.
NOTE: If you are using aCTCSS privacy code, both
radios must be tuned to the same channel
and CTCSS privacy code to communicate.
Each channel will remember the last privacy
code you selected.
DCS Privacy Codes
DCS (Digital Coded Squelch) is
an advanced digital coding
system allowing you to select
one of 83 privacy codes to
reduce incoming transmissions
from other users on the
channel.
NOTE: Ifyou are using aDCS
code, both radios must
be tuned to the same
channel and DCS privacy
code to communicate.
Each channel will
remember the last
privacy code you
selected.
To Select a DCS Privacy
Code:
1. After selecting a channel,
press and release the MODE button until the
DCS icon flashes on the display. In addition to
the DCS icon, either OFF or the smallnumbers
next to the channel number will also flash on
the display.
2. If the DCS and OFF are flashing, press the
CHANNEL UP or CHANNEL DOWN button to exit
OFF and proceed to select a privacy code. Or, if
DCS and the small numbers next to the
channel number are flashing, press the
CHANNEL UP or CHANNEL DOWN button
to select a privacy code.
Mode Button
Select Privacy Code
Channel Buttons
Select Privacy Code
Mode Button
C
HRG
External Speaker/
Microphone/
Charge Jack
Clipped to Clothing
Placed in Ear
Radio Charger Jack
1
2
3
Clipped to Clothing
4
Channel Buttons
CTCSS OFF
DCS OFF