Users Manual

Operation
4-10
- If the squelch is opened on an additional channel, remains on that channel and
CH16 alternatively (in a cycle of 0.14/1.86 seconds). If squelch is then
continuously closed (until the end of the scan cycle), the scanning will resume.
Furthermore, added to the additional channel, if the squelch is also opened on
the CH16, paused scanning and continues to watch on the CH16 as described
above.
4.2.5 Receiving with dual watch
Dual watch function enables to watch an additional channel with the priority channel (CH16). If
found receiving signal on the additional channel, the dwell time on that channel will be longer, but
continued to watch the CH16 alternatively.
Procedure
1
1
1
.
.
.
From the main menu, touch the [CH OPE] [DUAL
WATCH] buttons and select the channel for dual watch.
2
2
2
.
.
.
Touch the [EXE] button.
The dual watch starts immediately.
The example at right shows the case of CH10 selected.
Disabled the dual watch either when the
channel region is Inland waterways (IWW) or
when CH70 has been selected.
3
3
3
.
.
.
To terminate the dual watch, touch the [DW STOP]
button.
After terminated, the radiotelephone is set on the
additional channel. (The example at right shows
when stopped on CH10.)
The dual watch is also terminated when off-hook or
PTT ON is detected or a channel is set in the DSC
transmission menu.
- During the dual watch, the radiotelephone watches CH16 and the additional
channel alternatively in a cycle of 0.14/0.86 seconds.
- If the squelch is opened on the CH16, pauses the dual watch and continues to
watch on the CH16. If squelch is closed again, the dual watch will resume 2
seconds later.
- If the squelch is opened on the additional channel, the dwell time on that
channel will be longer, but continues to watch the CH16 alternatively (in a cycle
of 0.14/1.86 seconds). If squelch is then continuously closed (until the end of
the dwell time), the dual watch will resume. Furthermore, added to the
additional channel, if the squelch is also opened on the CH16, pauses the dual
watch and continues to watch on the CH16 as described above.
Note
Note