NASA SX 35 DSC - Manual (Page 52)

50 SX 35 DSC
External Connections: Jack for External Speaker & 8 pin COM con-
nector.
Watch Receiver: Separate CH70 watch receiver included.
Decoding performance is less than 10
-2 Bit
error rate with 0dB
µ
V input signal level.
CPU: High-speed 8 bit RISC microprocessor with
features/channels externally FLASH pro-
grammable.
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
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/Charac-
ter 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 Chan-
nel list is presented in a Page Mode format
with instant ADD/DELETE function.