Ale Lqa Exchange; Ale Lqa Mapping; Ale Retries - Codan Envoy Reference Manual

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ETTINGS
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ALE LQA Exchange

The ALE LQA Exchange entry sets whether or not LQA information is exchanged
between stations during each call so that the link quality can be assessed in both
directions.
If you want the transceiver to:
•
•
Default value:
NOTE:
NOTE:
NOTE:

ALE LQA Mapping

The ALE LQA Mapping entry determines the method by which the LQA
information is stored within the transceiver, that is, according to frequency or channel
number.
Available values: Frequency, Number
Default value:

ALE Retries

The ALE Retries entry sets the number of times the transceiver retries a channel
when attempting to establish an ALE link before trying the next best channel in the
HF network.
If you do not want the transceiver to retry channels, set the ALE Retries entry to
zero.
Range: 0 to 5
Default value:
248
receive any LQA information sent from the other station, but not request this
information, select Disabled
send and receive LQA information to and from other stations during calls, select
Enabled
Enabled
When the ALE LQA Exchange entry is set to Enabled, it increases
the length of time it takes to establish a call by approximately
4 seconds for every 10 channels on which the call is tried.
LQA information is always exchanged during a Channel Test call in an
ALE/CALM HF network (MIL-STD-188-141B ALE option),
regardless of the setting in the ALE LQA Exchange entry.
Exchange of LQA information may affect interoperability with
non-Codan HF transceivers. If interoperability is affected, set the ALE
LQA Exchange entry to Disabled.
Frequency
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