Model 1932 specifications, Model 1942 specifications, Antenna unit – Furuno 1942 User Manual
Page 7: Transceiver module (contained in antenna), Display unit
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MODEL 1932
SPECIFICATIONS
ANTENNA UNIT
1. Radiator:
Slotted waveguide
array
2. Radiator length:
100 cm
3. Horizontal beamwidth:
3.9
°
4. Vertical beamwidth:
27
°
5. Sidelobe:
Within
±
20
°
of mainlobe; less than -24 dB
Outside
±
20
°
of mainlobe; less than -30 dB
6. Polarization:
Horizontal
7. Antenna rotation speed:
24 rpm
8. Wind resistance:
Relative wind speed 100 knots (51.5 m/s)
TRANSCEIVER MODULE
(contained in antenna)
1. Pulselength & pulse repetition rate:
0.08
µ
s, 2100 Hz (0.125, 0.25, 0.5, 0.75, 1.5)
0.3
µ
s, 1200 Hz (1.5, 2, 3)
0.8
µ
s, 600Hz (3, 4, 6, 8, 12, 16, 24, 36, 48)
2. Others:
See MODEL 1832.
DISPLAY UNIT
1. Range scale (nm):
Range, Range interval and no. of Rings:
0.125 (0.0625, 2), 0.25 (0.125, 4), 0.75
(0.25, 3), 1 (0.25, 4), 1.5 (0.5, 3), 2 (0.5, 4),
3 (1, 3), 4 (1, 4), 6 (2, 3), 8 (2, 4), 12 (3, 4),
16 (4, 4), 24 (6, 4), 36 (12, 3), 48 (12, 4)
2. Compass safe distance:
Standard compass Steering compass
Display unit
0.75 m
0.6 m
Antenna unit
1.1 m
0.8 m
3. Others:
See MODEL 1832.
MODEL 1942
SPECIFICATIONS
ANTENNA UNIT
1. Radiator:
Slotted waveguide
array
2. Radiator length:
120 cm
3. Horizontal beamwidth:
1.9
°
4. Vertical beamwidth:
22
°
5. Sidelobe:
Within
±
20
°
of mainlobe; less than -24 dB
Outside
±
20
°
of mainlobe; less than -30 dB
6. Polarization:
Horizontal
7. Antenna rotation speed:
24 rpm
8. Wind resistance:
Relative wind speed 100 knots (51.5 m/s)
TRANSCEIVER MODULE
(contained in antenna)
1. Transmitting tube:
MG5389 or E3560
2. Peak output power:
6 kW nominal
3. Pulselength & pulse repetition rate:
0.08
µ
s, 2100 Hz (0.125, 0.25, 0.5, 0.75, 1.5)
0.3
µ
s, 1200 Hz (1.5, 2, 3)
0.8
µ
s, 600Hz (3, 4, 6, 8, 12, 16, 24, 36, 48, 64)
4. Bandwidth:
Tx pulselength 0.3
µ
s and 0.08
µ
s: 25 MHz
Tx pulselength 0.8
µ
s: 5 MHz
5. Others:
See MODEL 1832.
DISPLAY UNIT
1. Range scale (nm):
Range, Range interval and no. of Rings:
0.125 (0.0625, 2), 0.25 (0.125, 4), 0.75
(0.25, 3), 1 (0.25, 4), 1.5 (0.5, 3), 2 (0.5, 4),
3 (1, 3), 4 (1, 4), 6 (2, 3), 8 (2, 4), 12 (3, 4),
16 (4, 4), 24 (6, 4), 36 (12, 3), 48 (12, 4), 64
(16, 4)
2. Compass safe distance:
Standard compass Steering compass
Display unit
0.75 m
0.6 m
Antenna unit
1.0 m
0.74 m
3. Power supply & power comsumption:
12 V, 24 V or 32 VDC (10.2 V to 41.6 VDC)
52W