Specifications

Page 3-12 RM2151 - USING THE RADIOTELEX SYSTEM
At time 11:50 the radiotelex modem will start scanning the coast station Maritex-Sweden-A for a channel transmitting
the free signal of the station. The radiotelex modem will for a period of two minutes now scan the coast station Maritex-
Sweden-A only, independent of the stations chosen in the watchkeeping menu. When the radiotelex modem finds
a channel with a free signal from Maritex-Sweden-A, the transmitter is started, and the radiotelex modem will lock
to the coast station. After exchange of answerback the text will be transmitted, after completion the connection to
the coast station will automatically be cleared. The radiotelex modem will after a successful transmission clear the
mail in the mailbox and return to scanning the stations chosen in the watchkeeping menu.
Mailbox call in progress.
If you wish to observe the mailbox call, display the DirectCall by entering the menus:
F3 The radiotelex menu is selected.
DIRECTCALL The directcall menu is selected.
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Editor 11:50
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DirectCall LOCK CONNECT SEND REPEAT
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Call Commands Over End Frequency
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Call in progress 11:50
Waiting for free channel
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Status: Mailbox call in progress Rx: 16790.0 Tx: 16790.0
The mailbox call starts at 11:50 waiting for a free signal (channel), the radiotelex modem is now scanning the Maritex-
Sweden-A frequencies (4 MUF + the masked frequencies). You can now observe the progress of the mailbox call
as described above.
If the radiotelex modem does not find a channel transmitting a free signal in the next two minutes of scanning, the
modem will start scanning the stations chosen in the watchkeeping menu again for fifteen minutes. After this fifteen
minutes the radiotelex modem will start scanning Maritex-Sweden-A searching for a channel transmitting free signal
for another period of two minutes.
If the mail transmission has not succeeded after five periods of two minutes searching, the mail will be deleted from
the mail box.