Icom IC-2820H - Page 133

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MENU SCREEN OPERATION
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DD
Alarm area 1
Sets GPS alarm active range within 00′05″ to 59′59″ in 1 sec.
(00′01″) steps. (default: 00′15″)
qPush [MAIN•BAND] to enter alarm area programming con-
dition.
wRotate [DIAL] to set the desired range.
• Push [mm](V/MHz•SCAN) (Left band’s) or [ss](M/CALL•MW)
(Left band’s) to select minutes or second digits, respectively.
ePush [MAIN•BAND] to fix the setting.
DD
Alarm area 2
Selects GPS alarm active range from “LIMITED,” “EX-
TENDED” and “BOTH.”
• LIMITED : GPS alarm will be sound when a tar-
get position is coming into 500 m*
(547 Y)* range.
• EXTENDED : GPS alarm will be sound when a tar-
get position is coming into 1 km*
(1094 Y)* range.
• BOTH : GPS alarm will be sound when a tar-
get position is coming into both 500 m*
(547 Y)* and 1 km*
(1094 Y)* range. (de-
fault)
*Approximate
Extended range
(approx. 1 km; 1094 Y)
Limited range
(approx. 500 m; 547 Y)
Your position
• Example:
When the target position is coming into either/each area as
above, the GPS alarm will be sound.
00 ′ 15 ″ 00 ′ 15 ″
00
′
15
″
00
′
15
″
Your position
Point A
Point C
Point B
Point D
N
• Example: Your position : 35˚N/135˚E
ALM AREA1 setting : 00′15″
(default)
• Position of point A : 35˚00′15″N/134˚59′45″E
• Position of point B : 35˚00′15″N/135˚00′15″E
• Position of point C : 34˚59′45″N/134˚59′45″E
• Position of point D : 34˚59′45″N/135˚00′15″E
When the target position is coming into the area as above, the
GPS alarm will be sound.