Anritsu RA77OUA - OPERATION; Controls and Basic Operation

The VRM range can be displayed by nautical miles
(NM), kilometers (KM) or statute miles (SM) .
(ii) The center of EBL2 and vRM2 can be relocated from the
picture center (own ship point) to any point on the
picture. This offset facility for
EBL2 and VRM2 results in
easy measurement of the bearing and range of any two
selected points.
g. Guard Zone
EBL1. The sector angle varies in about 6 degree
increments.
An external buzzer can be easily installed in
addition to built
- in alarm buzzer.
h. Plotting picture
screen. The tracking time can be selected from : 15 sec.,
30 sec., 1 min., 3 min., 6 min., and continuous.
An alarm zone sector can be set by using VRMl and
The track of target picture can be displayed on the
2. OPERATION
2.1 Key Layout
The key and control knob layout
is shown below.
POWER SWITCH
OPERATE
KEY
GE UP KEY
*GUARD ZONE KE
RANGE DOWN KE
RANGE RING
BRILLIANCE
KEY
*GAIN KEY
CONTROL KNOB
MOTOR
FUSE
Fig. 2 - 1