Ian Waugh - A Mariner\'s Guide to Marine Communications

(John Hannent) #1
to send any messages they receive from shore, to your vessel, using
'unattended' mode: e.g., FREQ25 2000 4MHZ 0600 8MHZ 1300
12MHZ + would tell OST that you will be monitoring his 4MHz
channel 2000-0600; 8MHz 0600-1300; 12MHz 1300-2000, starting
on 25th day of the (current) month.

SSB Radio PC 'TOR' Service - Example 2 - Globe Wireless
Radiotelex Network
(i) Sending messages using TOR protocol, to Internet e-mail address
'Jan. [email protected]'


  • Activate TOR software on the computer attached to your Marine
    SSB Radio; type-up and save your message ready for sending.

  • Select a CRS and a suitable working channel from the table of
    stations and frequencies in the 'Globe Wireless Radiotelex Services'
    chart in ALRS Vol. 1. (Listen for the 'channel-free'signal which, in this


service, consists of 8 short 'data bursts' followed by the radio callsign of the


transmitting station, e.g., for Cape Town Radio, 'brrr brrr brrr'
(x8) followed by 'ZSC' in slow morsel.


  • Call ZSC (or other chosen station in the network) using 'ARQcall'
    followed by the Globe Wireless selcall number 1094 - or the callsign
    XVSM - to gain connection.

  • Receive the 'sign-on banner' e.g., (for MV Wizard, callsign GWIZ/
    selcall #10999):


Globe Wireless ARQlTOR services


1750 12120/00 [time and date month/day/year]
$
10999 GWIZ X +?
NO TRAFFIC
GWIZDE ZSC
GA+?

[or 'MESSAGE WAITING' if traffic for you
anywhere in the network]


  • Send your message address, e.g.,
    INT IAN.WAUGH (AT) BTINTERNET.COM


[Note the use of UPPER CASE,the space between INT and JAN, and the


(AT) instead of@]


  • Receive message prompt from ZSC, e.g.,
    INT IAN.WAUGH (AT) BTINTERNET.COM
    MSG+?
    [ Confirming the address before accepting the message]


58 THE NAUTICAL INSTITUTE

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