Radar Operation; Measuring Range By Vrm; Adjusting The Gain; Measuring The Bearing - Furuno 1834C Operator's Manual

<RADAR Operation>
Transmitting, Stand-by
1. Press the POWER/TX key momentarily
to sow soft keys.
2. Press the D:RADAR STBY soft key to
highlight TX on its label.
3. Press the E: RETURN soft key.
To return to Stand-by mode, press the D:
RADAR TX soft key to highlight STBY on its
label.
Selecting the Range Scale
Press the RANGE (+ or -) key to change the
range scale.

Adjusting the Gain

1. Press the GAIN key.
2. Press the A: GAIN soft key to show the
gain sensitivity setting window.
GAIN SENSITIVITY
¤ AUTO ROUGH
¡ AUTO MODERATE
¡
AUTO CALM
¡
MAN
3. Use the trackball to select AUTO
ROUGH, AUTO MODERATE, AUTO
CALM or MAN (manual) as appropriate.
For manual adjustment, rotate the
ENTER knob to adjust, while observing
the radar echo.
4. Press the GAIN key or the E: RETURN
soft key to finish.
Adjusting the A/C SEA, RAIN
1. Press the GAIN key followed by B: A/C
SEA or C: A/C RAIN soft key to show the
appropriate setting window.
A/C SEA
AUTO ROUGH
AUTO MODERATE
AUTO CALM
MAN 0
A/C SEA window
0
A/C RAIN
0
A/C RAIN window
2. For A/C SEA, rotate the ENTER knob to
select the appropriate setting. When
selecting MAN, rotate the ENTER knob
to adjust.
3. For A/C RAIN, rotate the ENTER knob to
adjust.
4. Press the GAIN key or E: RETURN soft
key to finish.

Measuring Range by VRM

1. Press the EBL/VRM key followed by B:
VRM1 ON (dotted ring) or E: VRM2 ON
(dashed ring) soft key to show
appropriate VRM.
2. Rotate the ENTER knob to place the
VRM on the inside edge of a radar target,
and read the VRM indication to find
range.
To erase a VRM, press appropriate VRM soft
key (B or E) followed by the CLEAR key.

Measuring the Bearing

1. Press the EBL/VRM key followed by A:
EBL 1 ON (dotted line) or D: EBL 2 ON
(dashed line) soft key to show the
appropriate EBL.
2. Rotate the ENTER knob to bisect the
radar target with the EBL, and read the
EBL indication to find bearing.
To erase an EBL, press appropriate EBL soft
key (A or D) followed by the CLEAR key.
3nm
12/
LP
H-UP
EBL1
(Dotted)
VRM2
(Dashed)
VRM1
(Dotted)
EBL2
(Dashed)
EBL1
330.1 R
EBL1 bearing/ VRM1
3.123nm
VRM1 range
2
EBL
M
319. 9
VRM
EBL1
A
ON
VRM1
B
ON
C
OFFSET
EBL2
D
ON
VRM2
E
ON
EBL2
359.9 ˚R
234.1 R
+
VRM2
11.70
9.343nm
Active marker is highlighted.
EBL2 bearing/
VRM2 range
nm