Icom IC-2820H Instruction Manual page 127

D D Squelch delay
Selects squelch delay from short and long to prevent re-
peated opening and closing of the squelch during reception
of the same signal.
• Short : Short squelch delay. (default)
• Long : Long squelch delay
D D Mic sens level
Selects the microphone sensitivity from HIGH (default) and
LOW to suit your preference.
D D Auto ATT
The attenuator prevents distortion of a desired signal by very
strong RF signals near the desired frequency or when very
strong electric fields, such as from a broadcasting station, are
present at your location.
Select the attenuator function ON
D D ALC
Sets the ALC (automatic Level Control) function ON and OFF
(default)
The ALC function reduces the microphone again automati-
cally when the transmission audio is distored.
D D Diversity
Turns the diversity function ON and OFF(default.)
.
and OFF.
(default)
OTHER FUNCTIONS
I DV SET MODE items
The following items are selectable by optional UT-123 is in-
stalled into the IC-2820H.
D D Auto reply
This function replies to an individual station call even you are
away from the transceiver.
After a manual transmission (pushing [PTT]), the Auto Reply
setting returns to OFF automatically.
• OFF : No reply is performed even a call is received.
(default)
• ON : Sets caller's call sign and reply to the call with
the set own call sign automatically.
D D Digital code
Sets the desired digital code for digital code squelch opera-
tion. Total of 100 codes (0–99) are available.
D D DV data TX
During low-speed data operation, auto data transmission
function is available. This function transmits when data has
been input from PC via the [DATA] jack.
14
1
2
3
4
5
6
7
8
9
10
11
(default: 0)
14
13
14
15
(default: PTT)
16
17
18
19
110