To Select A Ctcss Or Dcs Tone; Enabling Ctss/Dcs On A Channel; Disabling Ctcss/Dcs On A Channel; Monitoring The Channel - GME TX3345 Instruction Manual

difference in performance between the different tone sets.
if using ctcss you can chose either the 50 tone set or the 38
tone set. GmE radios traditionally use the 50 tone set, however
the 38 tone set is also included for compatibility with other
radios.
to switch between the 50 and the 38 tone/ set:
1. switch the radio off.
2. Press and hold the
SQL
ALPHA
on again.
3. ctc50 or ctc38 will be displayed briefly to indicate the
selected tone set.

to seleCt A CtCss or DCs tone

NOTE:
When selecting tones, ctcss tones are prefixed with 'ctc'
and dcs tones are prefixed with 'dc'. Please refer to the ctcss/
dcs table later in this manual for a list of tone numbers and their
associated frequencies.
MENU
1. Press and hold the
F
2. Briefly press the
MENU
F
'dcxxx' is displayed (where xx represents a tone number in
the ctcss or dcs tone Frequency chart).
3. Press the or
and select the required ctcss or dcs tone. ctcss tones
are grouped in the lower half of the list while dcs tones are
grouped above the ctcss tones.
4. if you wish to view the ctcss frequency or dcs tone
instead of the table number, briefly press the
return to the table code, briefly press the
5. to disable ctcss or dcs tones altogether scroll to the
bottom of the list and select 'ctcoF'.
6. to store the setting, press and hold the
radio beeps or wait for it to time out.
PA G E 1 0
key while switching the radio
key until the radio beeps.
key repeatedly until 'ctcxx' or
keys to scroll through the tone list
LVL
PRI
key again.
LVL
PRI
key until the
MENU
F
enAbling CtCss/DCs on A ChAnnel
once a ctcss or dcs tone has been selected, it can be
enabled on individual channels.
1. Press the
2. Press and hold the
the (ctcss) or
'silent' mode has been activated on that channel.
you may activate ctcss or dcs on as many channels as you
wish except channel 5 which is designated for emergency use.

DisAbling CtCss/DCs on A ChAnnel

1. Press the
the or
mode is currently enabled on that channel.
2. Press and hold the
the or
mode has been disabled on that channel.

MONITOrING THE CHANNEl

it is useful to be able to temporarily open your radio's squelch
to allow you to listen for signals from other ctcss/dcs
users outside your group. Because their ctcss/dcs tone is
different to yours, your squelch would normally remain closed,
preventing you from hearing them. you can use the
to open the squelch and listen to the channel to check that
it is clear before transmitting. this will help prevent you from
accidentally transmitting over the top of others.
To monitor the channel
key. to
Briefly press the
will hear the usual hiss of an empty channel. Press the
key again to restore the squelch to its previous setting.
i n s t r u c t i o n m A n u A l
or keys to select the required channel.
key. A high beep will be heard and
SQL
ALPHA
(dcs) will appear indicating that the
or keys to select the required channel.
icon will be visible indicating that the 'silent'
SQL key. A low beep will be heard and
ALPHA
icon will disappear indicating that the 'silent'
key. if there are no signals present, you
SQL
ALPHA
key
SQL
ALPHA
SQL
ALPHA
t X 3 3 4 5