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block display of packets from callsign1 to callsign2, and entering
”callsign1<>callsign2" will block display of packets from callsign1 to callsign2
and vice versa.
+ Note that entering call>call or call<>call counts as two of the 10 maximum
allowed callsigns.
See also:
monitor
SWP
u,d,t
(t+u <128)
default 17, 17, 50.
+ We recommend that you change the HF default values of 17,17,50 to 17,17,108
when operating 1200 baud packet.
This command sets the parameters used for software carrier detect. The first
number (u) is used to increment a counter when a valid mark/space or
space/mark transition occurs in the received signal (i.e. transition occurs at the
beginning of a bit time). The second number (d) is a penalty subtracted from the
counter when a transition occurs in the middle of a bit time. The t value is the
threshold value - when the counter total reaches this value, the carrier detect will
be set true.
The values need to be separated by commas as they are entered (as shown). Also
as shown, spaces between values are not necessary — but entering spaces after
the commas is OK.
Once carrier detect is active, the counter must drop to 0 before carrier detect is
again made false.
Note:
When switching from 300 baud packet operation on HF to 1200 baud packet
operation on VHF/UHF, remember to change the following (HF defaulted) parame-
ters: Mark, Space, SWP, Slottime, Persist, Maxframe, Paclen, Hbaud. See the
packet section in the modes of operation chapter for further detail (page 144).
See also:
cd
KAM’98 Commands
Command Reference
KAM’98 v 8.3
311
User’s Guide
Содержание KAM 98
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Страница 132: ...Getting Started Other Topics User s Guide 114 KAM 98 v 8 3...
Страница 160: ...blank page Non Packet Modes of Communication RTTY Operation User s Guide 142 KAM 98 v 8 3...
Страница 342: ...blank page Command Reference KAM 98 Commands User s Guide 324 KAM 98 v 8 3...
Страница 376: ...ASCII Chart paste in page 1 of 2 ASCII chart Appendix E Additional Information ASCII Chart User s Guide 358 KAM 98 v 8 3...
Страница 378: ...KAM 98 Parts Layout Appendix E Additional Information KAM 98 Parts Layout User s Guide 360 KAM 98 v 8 3...