5-6-5 Autopatch Operations
(U-S.A. versions
only)
Some repeaters
offer
a service known
as
autopatch. This
feature
allows
you
to
dial
a telephone number from
your
transceiver and carry out a telephone conversion,
much like a car telephone, or cellular
telephone. This
function requires the
use
of a DTMF (Dual Tone Multi
Frequency) pad. The
MC-44DM
microphone provides
the normal keys you would have
on
your
telephone at
home.
as
well
as
4 additional keys. the
A,B,C,
and D
keys. These keys are used
for
control operator of there-
peater
to
see
if
they
offer
autopatch services.
To activate the keypad:
1.
Press
and hold the
PTT
key.
2.
Press
the keys just like you would dial
your
telephone
at
home.
3.
The transceiver
will remain keyed
for
approximately
2 seconds after you press each number,
so
you can
re·
lease the
PTT
switch without unkeying the
transceiv-
er.
I
Note:
-
..
J
I
Some
repeaters will require the
use
of a special key
1
·sequence
to
activate the Autopatch function.
You
•
I
•
should check with
your
control operator
for
this
1
.
1
sequence.
--~---------
30
5-7
TONE
/CTCSS
OPERATION
With the
use
of the optional
Sub-Audible
tone decoder
unit
(TSU-6) you
will
be
able
to
operate in a Tone
Oper-
ated Squelch
Mode. When this option is
installed
and
the
CTCSS function has
been
activated the radio
will not
open squelch until the proper
PL
tone is received.
Press the TDNE/T.AL T key and select the desired Tone
nnode.
When
the T indicator appears in the display the
transmitter
will
transmit
the desired tone.
When
the
CTCSS
indicator appears in the display the transceiver
will
transmit the desired tone and will also operate in
the Tone
Squelch mode.
i.e.
squelch
will
not
open until
the same tone is received as a portion of the incoming
receive signal.
When no indicator is on the radio
will
not
make
use
of either tone feature.
No indicator
T
CTCSS
,------··
--------------,
iNo~:
I
1
lEven
if
the TSU-6
is not installed, tone signals can
be
1
•
transmitted,
so
the tone squelch of the other trans- I
i ceiver can
be
opened.
I
L
_______
_
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