Anritsu RA77OUA, Instruction Manual

Page: 6 / 52

T h e
r a n g e can be d i s p l a y e d by n a u t i c a l
m i l e s
k i l o m e t e r s o r s t a t u t e
m i l e s
.
T h e
c e n t e r of
EBL2
and c a n be r e l o c a t e d from
t h e
p i c t u r e c e n t e r (own s h i p p o i n t ) t o a n y p o i n t
on
t h e
p i c t u r e . T h i s o f f s e t f a c i l i t y f o r
EBL2
a n d r e s u l t s i n
e a s y measurement
of
t h e b e a r i n g and
range
o f any two
s e l e c t e d p o i n t s .
g . Guard Zone
The s e c t o r a n g l e v a r i e s i n a b o u t
6
d e g r e e
i n c r e m e n t s .
An
e x t e r n a l b u z z e r can be e a s i l y i n s t a l l e d i n
a d d i t i o n t o b u i l t - i n a l a r m b u z z e r .
h .
P l o t t i n g p i c t u r e
screen. The t r a c k i n g
t i m e
can be s e l e c t e d from :
30 1
min.,
3
min.,
6
min., and c o n t i n u o u s .
An
a l a r m zone sector c a n be set by u s i n g and
T h e
t r a c k of t a r g e t p i c t u r e c a n b e d i s p l a y e d on
t h e
2 . OPERATION
2 . 1 Key L a y o u t
The key and c o n t r o l knob l a y o u t i s shown below.
POWER SWITCH
OPERATE KEY
GE U P KEY
*GUARD ZONE KE
RANGE DOWN KE
RANGE RING
BRILLIANCE
*GAIN KEY
CONTROL KNOB
MOTOR FUSE
F i g . 2- 1