MT-500 57
External Connections: Jack for External Speaker & 8 pin COM con-
nector.
Watch Receiver: Separate CH70 watch receiver included. De-
coding performance is less than 10
-2
Bit er-
ror rate with 0dBµV input signal level.
CPU: High-speed 8 bit RISC microprocessor with
FLASH programmable.
DSC Call Types: See chart below:
Format Specifier Category First Telecommand Receive Transmit
Symbol number
Distress - (112) F3E/G3E Simplex - (100) X X
All Ship’s - (116) Distress - (112) Distress ACK - (110) X
All Ship’s - (116) Distress - (112) Distress RELAY - (112) X
All Ship’s - (116) Urgency - (110) F3E/G3E Simplex - (100) X X
All Ship’s - (116) Safety - (108) F3E/G3E Simplex - (100) X X
Individual - (120) Urgency - (110) F3E/G3E Simplex - (100) X
Individual - (120) Safety - (108) F3E/G3E Simplex - (100) X
Individual - (120) Routine - (100) F3E/G3E Simplex - (100) X X
Individual - (120) Routine - (100) Ship Position - (121) X X
Group - (114) Routine - (100) F3E/G3E Simplex - (100) X X
2
nd
Telecommand
Transmit & Receive (126) – No Information.
DSC Distress Key: Red & Covered. Plastic Cover is hinged to
prevent loss. Key is backlighted full time.
Hold down 3 seconds – countdown timer is
displayed.
DSC Call Log: 32 Entries. Instant call back any Log Entry
with Individual Routine call.
Caller’s Name is displayed if MMSID
matches to Directory Entry.
DSC Directory: 32 Entry list with scrolling and Auto Sort-
ing. Entries can be edited to Line/Character
position.
MMSID: Own Ship’s & Group are stored in nonvola-
tile memory.
Memory Scan Channels: Unlimited with instant editing and can be
cleared on Power-up. The Memory Channel
list is presented in a Page Mode format with
instant ADD/DELETE function.
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